Home / 797,126,641.95-1,099,057,465.56-655,502,937.15

Finding the Fourth Proportional to 797,126,641.95, 1,099,057,465.56 and 655,502,937.15

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Solution

The fourth proportional to 797,126,641.95, 1,099,057,465.56 and 655,502,937.15 is: 903,790,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,126,641.95 : 1,099,057,465.56 = 655,502,937.15 : x
  2. Step 2: Convert to fraction form
    797,126,641.95/1,099,057,465.56 = 655,502,937.15/x
  3. Step 3: Cross multiply
    797,126,641.95x = 1,099,057,465.56 × 655,502,937.15
  4. Step 4: Simplify right side
    797,126,641.95x = 720,435,396,771,214,848
  5. Step 5: Solve for x
    x = 720,435,396,771,214,848/797,126,641.95
  6. Step 6: Final answer
    x = 903,790,387.70

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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.