Home / 187,034,956.40-280,552,434.60-57,631,041.20

Finding the Fourth Proportional to 187,034,956.40, 280,552,434.60 and 57,631,041.20

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Solution

The fourth proportional to 187,034,956.40, 280,552,434.60 and 57,631,041.20 is: 86,446,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,034,956.40 : 280,552,434.60 = 57,631,041.20 : x
  2. Step 2: Convert to fraction form
    187,034,956.40/280,552,434.60 = 57,631,041.20/x
  3. Step 3: Cross multiply
    187,034,956.40x = 280,552,434.60 × 57,631,041.20
  4. Step 4: Simplify right side
    187,034,956.40x = 16,168,528,917,192,908
  5. Step 5: Solve for x
    x = 16,168,528,917,192,908/187,034,956.40
  6. Step 6: Final answer
    x = 86,446,561.80

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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.