Home / 99,293,547.87-137,026,357.11-54,644,660.64

Finding the Fourth Proportional to 99,293,547.87, 137,026,357.11 and 54,644,660.64

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Solution

The fourth proportional to 99,293,547.87, 137,026,357.11 and 54,644,660.64 is: 75,410,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,293,547.87 : 137,026,357.11 = 54,644,660.64 : x
  2. Step 2: Convert to fraction form
    99,293,547.87/137,026,357.11 = 54,644,660.64/x
  3. Step 3: Cross multiply
    99,293,547.87x = 137,026,357.11 × 54,644,660.64
  4. Step 4: Simplify right side
    99,293,547.87x = 7,487,758,783,011,402
  5. Step 5: Solve for x
    x = 7,487,758,783,011,402/99,293,547.87
  6. Step 6: Final answer
    x = 75,410,325.68

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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.