Home / 149,243,141.20-223,864,711.80-52,166,585.20

Finding the Fourth Proportional to 149,243,141.20, 223,864,711.80 and 52,166,585.20

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Solution

The fourth proportional to 149,243,141.20, 223,864,711.80 and 52,166,585.20 is: 78,249,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,243,141.20 : 223,864,711.80 = 52,166,585.20 : x
  2. Step 2: Convert to fraction form
    149,243,141.20/223,864,711.80 = 52,166,585.20/x
  3. Step 3: Cross multiply
    149,243,141.20x = 223,864,711.80 × 52,166,585.20
  4. Step 4: Simplify right side
    149,243,141.20x = 11,678,257,561,388,146
  5. Step 5: Solve for x
    x = 11,678,257,561,388,146/149,243,141.20
  6. Step 6: Final answer
    x = 78,249,877.80

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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.