Home / 102,216,670.20-141,058,267.56-55,806,923.70

Finding the Fourth Proportional to 102,216,670.20, 141,058,267.56 and 55,806,923.70

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Solution

The fourth proportional to 102,216,670.20, 141,058,267.56 and 55,806,923.70 is: 77,013,152.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,216,670.20 : 141,058,267.56 = 55,806,923.70 : x
  2. Step 2: Convert to fraction form
    102,216,670.20/141,058,267.56 = 55,806,923.70/x
  3. Step 3: Cross multiply
    102,216,670.20x = 141,058,267.56 × 55,806,923.70
  4. Step 4: Simplify right side
    102,216,670.20x = 7,872,027,974,975,106
  5. Step 5: Solve for x
    x = 7,872,027,974,975,106/102,216,670.20
  6. Step 6: Final answer
    x = 77,013,152.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.