Home / 1,379,096,374.71-1,903,193,191.67-752,605,158.45

Finding the Fourth Proportional to 1,379,096,374.71, 1,903,193,191.67 and 752,605,158.45

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Solution

The fourth proportional to 1,379,096,374.71, 1,903,193,191.67 and 752,605,158.45 is: 1,038,617,053.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,096,374.71 : 1,903,193,191.67 = 752,605,158.45 : x
  2. Step 2: Convert to fraction form
    1,379,096,374.71/1,903,193,191.67 = 752,605,158.45/x
  3. Step 3: Cross multiply
    1,379,096,374.71x = 1,903,193,191.67 × 752,605,158.45
  4. Step 4: Simplify right side
    1,379,096,374.71x = 1,432,353,013,573,998,592
  5. Step 5: Solve for x
    x = 1,432,353,013,573,998,592/1,379,096,374.71
  6. Step 6: Final answer
    x = 1,038,617,053.78

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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.