Home / 93,641,777.12-129,230,672.40-52,386,209.12

Finding the Fourth Proportional to 93,641,777.12, 129,230,672.40 and 52,386,209.12

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Solution

The fourth proportional to 93,641,777.12, 129,230,672.40 and 52,386,209.12 is: 72,295,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,641,777.12 : 129,230,672.40 = 52,386,209.12 : x
  2. Step 2: Convert to fraction form
    93,641,777.12/129,230,672.40 = 52,386,209.12/x
  3. Step 3: Cross multiply
    93,641,777.12x = 129,230,672.40 × 52,386,209.12
  4. Step 4: Simplify right side
    93,641,777.12x = 6,769,905,029,064,612
  5. Step 5: Solve for x
    x = 6,769,905,029,064,612/93,641,777.12
  6. Step 6: Final answer
    x = 72,295,776.92

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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.