Home / 77,704,547.94-107,229,459.68-42,896,489.22

Finding the Fourth Proportional to 77,704,547.94, 107,229,459.68 and 42,896,489.22

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Solution

The fourth proportional to 77,704,547.94, 107,229,459.68 and 42,896,489.22 is: 59,195,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704,547.94 : 107,229,459.68 = 42,896,489.22 : x
  2. Step 2: Convert to fraction form
    77,704,547.94/107,229,459.68 = 42,896,489.22/x
  3. Step 3: Cross multiply
    77,704,547.94x = 107,229,459.68 × 42,896,489.22
  4. Step 4: Simplify right side
    77,704,547.94x = 4,599,767,361,229,545
  5. Step 5: Solve for x
    x = 4,599,767,361,229,545/77,704,547.94
  6. Step 6: Final answer
    x = 59,195,600.30

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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.