Home / 178,498,246.56-266,545,359.88-145,773,733.32

Finding the Fourth Proportional to 178,498,246.56, 266,545,359.88 and 145,773,733.32

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Solution

The fourth proportional to 178,498,246.56, 266,545,359.88 and 145,773,733.32 is: 217,678,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,498,246.56 : 266,545,359.88 = 145,773,733.32 : x
  2. Step 2: Convert to fraction form
    178,498,246.56/266,545,359.88 = 145,773,733.32/x
  3. Step 3: Cross multiply
    178,498,246.56x = 266,545,359.88 × 145,773,733.32
  4. Step 4: Simplify right side
    178,498,246.56x = 38,855,312,208,830,544
  5. Step 5: Solve for x
    x = 38,855,312,208,830,544/178,498,246.56
  6. Step 6: Final answer
    x = 217,678,957.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.