Home / 1,122,014,460.60-1,683,021,690.90-917,941,116.60

Finding the Fourth Proportional to 1,122,014,460.60, 1,683,021,690.90 and 917,941,116.60

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Solution

The fourth proportional to 1,122,014,460.60, 1,683,021,690.90 and 917,941,116.60 is: 1,376,911,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,014,460.60 : 1,683,021,690.90 = 917,941,116.60 : x
  2. Step 2: Convert to fraction form
    1,122,014,460.60/1,683,021,690.90 = 917,941,116.60/x
  3. Step 3: Cross multiply
    1,122,014,460.60x = 1,683,021,690.90 × 917,941,116.60
  4. Step 4: Simplify right side
    1,122,014,460.60x = 1,544,914,810,206,766,080
  5. Step 5: Solve for x
    x = 1,544,914,810,206,766,080/1,122,014,460.60
  6. Step 6: Final answer
    x = 1,376,911,674.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.