Home / 1,014,938,548.15-1,400,544,712.12-562,839,836.88

Finding the Fourth Proportional to 1,014,938,548.15, 1,400,544,712.12 and 562,839,836.88

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Solution

The fourth proportional to 1,014,938,548.15, 1,400,544,712.12 and 562,839,836.88 is: 776,679,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,938,548.15 : 1,400,544,712.12 = 562,839,836.88 : x
  2. Step 2: Convert to fraction form
    1,014,938,548.15/1,400,544,712.12 = 562,839,836.88/x
  3. Step 3: Cross multiply
    1,014,938,548.15x = 1,400,544,712.12 × 562,839,836.88
  4. Step 4: Simplify right side
    1,014,938,548.15x = 788,282,357,312,767,232
  5. Step 5: Solve for x
    x = 788,282,357,312,767,232/1,014,938,548.15
  6. Step 6: Final answer
    x = 776,679,887.42

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Half scale
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Double scale
Find fourth proportional to 1,014,938,549.15, 1,400,544,713.50 and 562,839,837.88
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.