Home / 139,158,084.15-208,737,126.23-127,041,229.35

Finding the Fourth Proportional to 139,158,084.15, 208,737,126.23 and 127,041,229.35

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Solution

The fourth proportional to 139,158,084.15, 208,737,126.23 and 127,041,229.35 is: 190,561,844.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,158,084.15 : 208,737,126.23 = 127,041,229.35 : x
  2. Step 2: Convert to fraction form
    139,158,084.15/208,737,126.23 = 127,041,229.35/x
  3. Step 3: Cross multiply
    139,158,084.15x = 208,737,126.23 × 127,041,229.35
  4. Step 4: Simplify right side
    139,158,084.15x = 26,518,221,126,610,124
  5. Step 5: Solve for x
    x = 26,518,221,126,610,124/139,158,084.15
  6. Step 6: Final answer
    x = 190,561,844.03

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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.