Home / 145,192,001.40-217,788,002.10-58,971,713.40

Finding the Fourth Proportional to 145,192,001.40, 217,788,002.10 and 58,971,713.40

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Solution

The fourth proportional to 145,192,001.40, 217,788,002.10 and 58,971,713.40 is: 88,457,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,192,001.40 : 217,788,002.10 = 58,971,713.40 : x
  2. Step 2: Convert to fraction form
    145,192,001.40/217,788,002.10 = 58,971,713.40/x
  3. Step 3: Cross multiply
    145,192,001.40x = 217,788,002.10 × 58,971,713.40
  4. Step 4: Simplify right side
    145,192,001.40x = 12,843,331,641,799,798
  5. Step 5: Solve for x
    x = 12,843,331,641,799,798/145,192,001.40
  6. Step 6: Final answer
    x = 88,457,570.10

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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.