Home / 134,788,009.10-202,182,013.65-129,497,218.70

Finding the Fourth Proportional to 134,788,009.10, 202,182,013.65 and 129,497,218.70

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Solution

The fourth proportional to 134,788,009.10, 202,182,013.65 and 129,497,218.70 is: 194,245,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,788,009.10 : 202,182,013.65 = 129,497,218.70 : x
  2. Step 2: Convert to fraction form
    134,788,009.10/202,182,013.65 = 129,497,218.70/x
  3. Step 3: Cross multiply
    134,788,009.10x = 202,182,013.65 × 129,497,218.70
  4. Step 4: Simplify right side
    134,788,009.10x = 26,182,008,438,840,436
  5. Step 5: Solve for x
    x = 26,182,008,438,840,436/134,788,009.10
  6. Step 6: Final answer
    x = 194,245,828.05

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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.