Home / 158,526,003.10-237,789,004.65-72,432,561.10

Finding the Fourth Proportional to 158,526,003.10, 237,789,004.65 and 72,432,561.10

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Solution

The fourth proportional to 158,526,003.10, 237,789,004.65 and 72,432,561.10 is: 108,648,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,526,003.10 : 237,789,004.65 = 72,432,561.10 : x
  2. Step 2: Convert to fraction form
    158,526,003.10/237,789,004.65 = 72,432,561.10/x
  3. Step 3: Cross multiply
    158,526,003.10x = 237,789,004.65 × 72,432,561.10
  4. Step 4: Simplify right side
    158,526,003.10x = 17,223,666,608,219,308
  5. Step 5: Solve for x
    x = 17,223,666,608,219,308/158,526,003.10
  6. Step 6: Final answer
    x = 108,648,841.65

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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.