Home / 97,743,356.20-146,697,702.90-40,276,869.40

Finding the Fourth Proportional to 97,743,356.20, 146,697,702.90 and 40,276,869.40

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Solution

The fourth proportional to 97,743,356.20, 146,697,702.90 and 40,276,869.40 is: 60,449,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,743,356.20 : 146,697,702.90 = 40,276,869.40 : x
  2. Step 2: Convert to fraction form
    97,743,356.20/146,697,702.90 = 40,276,869.40/x
  3. Step 3: Cross multiply
    97,743,356.20x = 146,697,702.90 × 40,276,869.40
  4. Step 4: Simplify right side
    97,743,356.20x = 5,908,524,220,983,301
  5. Step 5: Solve for x
    x = 5,908,524,220,983,301/97,743,356.20
  6. Step 6: Final answer
    x = 60,449,369.15

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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.