Home / 12,778,332,293.44-17,635,011,073.96-7,062,493,758.40

Finding the Fourth Proportional to 12,778,332,293.44, 17,635,011,073.96 and 7,062,493,758.40

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Solution

The fourth proportional to 12,778,332,293.44, 17,635,011,073.96 and 7,062,493,758.40 is: 9,746,745,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,778,332,293.44 : 17,635,011,073.96 = 7,062,493,758.40 : x
  2. Step 2: Convert to fraction form
    12,778,332,293.44/17,635,011,073.96 = 7,062,493,758.40/x
  3. Step 3: Cross multiply
    12,778,332,293.44x = 17,635,011,073.96 × 7,062,493,758.40
  4. Step 4: Simplify right side
    12,778,332,293.44x = 124,547,155,639,157,374,976
  5. Step 5: Solve for x
    x = 124,547,155,639,157,374,976/12,778,332,293.44
  6. Step 6: Final answer
    x = 9,746,745,723.86

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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.