Home / 1,564,057,261.74-2,158,400,435.85-859,254,900.42

Finding the Fourth Proportional to 1,564,057,261.74, 2,158,400,435.85 and 859,254,900.42

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Solution

The fourth proportional to 1,564,057,261.74, 2,158,400,435.85 and 859,254,900.42 is: 1,185,772,539.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,057,261.74 : 2,158,400,435.85 = 859,254,900.42 : x
  2. Step 2: Convert to fraction form
    1,564,057,261.74/2,158,400,435.85 = 859,254,900.42/x
  3. Step 3: Cross multiply
    1,564,057,261.74x = 2,158,400,435.85 × 859,254,900.42
  4. Step 4: Simplify right side
    1,564,057,261.74x = 1,854,616,151,572,776,192
  5. Step 5: Solve for x
    x = 1,854,616,151,572,776,192/1,564,057,261.74
  6. Step 6: Final answer
    x = 1,185,772,539.75

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Double scale
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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.