Home / 173,877,398.40-260,816,097.60-130,511,812.80

Finding the Fourth Proportional to 173,877,398.40, 260,816,097.60 and 130,511,812.80

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Solution

The fourth proportional to 173,877,398.40, 260,816,097.60 and 130,511,812.80 is: 195,767,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,877,398.40 : 260,816,097.60 = 130,511,812.80 : x
  2. Step 2: Convert to fraction form
    173,877,398.40/260,816,097.60 = 130,511,812.80/x
  3. Step 3: Cross multiply
    173,877,398.40x = 260,816,097.60 × 130,511,812.80
  4. Step 4: Simplify right side
    173,877,398.40x = 34,039,581,705,197,728
  5. Step 5: Solve for x
    x = 34,039,581,705,197,728/173,877,398.40
  6. Step 6: Final answer
    x = 195,767,719.20

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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.