Home / 98,147,436.13-147,248,466.18-42,820,112.35

Finding the Fourth Proportional to 98,147,436.13, 147,248,466.18 and 42,820,112.35

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Solution

The fourth proportional to 98,147,436.13, 147,248,466.18 and 42,820,112.35 is: 64,242,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,147,436.13 : 147,248,466.18 = 42,820,112.35 : x
  2. Step 2: Convert to fraction form
    98,147,436.13/147,248,466.18 = 42,820,112.35/x
  3. Step 3: Cross multiply
    98,147,436.13x = 147,248,466.18 × 42,820,112.35
  4. Step 4: Simplify right side
    98,147,436.13x = 6,305,195,865,192,776
  5. Step 5: Solve for x
    x = 6,305,195,865,192,776/98,147,436.13
  6. Step 6: Final answer
    x = 64,242,084.29

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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.