Home / 195,431,061.40-293,146,592.10-67,780,245.40

Finding the Fourth Proportional to 195,431,061.40, 293,146,592.10 and 67,780,245.40

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Solution

The fourth proportional to 195,431,061.40, 293,146,592.10 and 67,780,245.40 is: 101,670,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,431,061.40 : 293,146,592.10 = 67,780,245.40 : x
  2. Step 2: Convert to fraction form
    195,431,061.40/293,146,592.10 = 67,780,245.40/x
  3. Step 3: Cross multiply
    195,431,061.40x = 293,146,592.10 × 67,780,245.40
  4. Step 4: Simplify right side
    195,431,061.40x = 19,869,547,950,711,704
  5. Step 5: Solve for x
    x = 19,869,547,950,711,704/195,431,061.40
  6. Step 6: Final answer
    x = 101,670,368.10

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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.