Home / 9,681,443,441.73-13,360,039,218.86-5,394,435,259.59

Finding the Fourth Proportional to 9,681,443,441.73, 13,360,039,218.86 and 5,394,435,259.59

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Solution

The fourth proportional to 9,681,443,441.73, 13,360,039,218.86 and 5,394,435,259.59 is: 7,444,124,119.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681,443,441.73 : 13,360,039,218.86 = 5,394,435,259.59 : x
  2. Step 2: Convert to fraction form
    9,681,443,441.73/13,360,039,218.86 = 5,394,435,259.59/x
  3. Step 3: Cross multiply
    9,681,443,441.73x = 13,360,039,218.86 × 5,394,435,259.59
  4. Step 4: Simplify right side
    9,681,443,441.73x = 72,069,866,631,696,654,336
  5. Step 5: Solve for x
    x = 72,069,866,631,696,654,336/9,681,443,441.73
  6. Step 6: Final answer
    x = 7,444,124,119.04

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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.