Home / 145,163,863.40-217,745,795.10-37,458,487.40

Finding the Fourth Proportional to 145,163,863.40, 217,745,795.10 and 37,458,487.40

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Solution

The fourth proportional to 145,163,863.40, 217,745,795.10 and 37,458,487.40 is: 56,187,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,163,863.40 : 217,745,795.10 = 37,458,487.40 : x
  2. Step 2: Convert to fraction form
    145,163,863.40/217,745,795.10 = 37,458,487.40/x
  3. Step 3: Cross multiply
    145,163,863.40x = 217,745,795.10 × 37,458,487.40
  4. Step 4: Simplify right side
    145,163,863.40x = 8,156,428,122,156,331
  5. Step 5: Solve for x
    x = 8,156,428,122,156,331/145,163,863.40
  6. Step 6: Final answer
    x = 56,187,731.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.