Home / 1,331,522,116.80-1,868,212,430.40-1,331,522,116.80

Finding the Fourth Proportional to 1,331,522,116.80, 1,868,212,430.40 and 1,331,522,116.80

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Solution

The fourth proportional to 1,331,522,116.80, 1,868,212,430.40 and 1,331,522,116.80 is: 1,868,212,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,522,116.80 : 1,868,212,430.40 = 1,331,522,116.80 : x
  2. Step 2: Convert to fraction form
    1,331,522,116.80/1,868,212,430.40 = 1,331,522,116.80/x
  3. Step 3: Cross multiply
    1,331,522,116.80x = 1,868,212,430.40 × 1,331,522,116.80
  4. Step 4: Simplify right side
    1,331,522,116.80x = 2,487,566,169,958,280,704
  5. Step 5: Solve for x
    x = 2,487,566,169,958,280,704/1,331,522,116.80
  6. Step 6: Final answer
    x = 1,868,212,430.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.