Home / 586,744,915.73-880,253,507.03-193,257,621.45

Finding the Fourth Proportional to 586,744,915.73, 880,253,507.03 and 193,257,621.45

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Solution

The fourth proportional to 586,744,915.73, 880,253,507.03 and 193,257,621.45 is: 289,931,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,744,915.73 : 880,253,507.03 = 193,257,621.45 : x
  2. Step 2: Convert to fraction form
    586,744,915.73/880,253,507.03 = 193,257,621.45/x
  3. Step 3: Cross multiply
    586,744,915.73x = 880,253,507.03 × 193,257,621.45
  4. Step 4: Simplify right side
    586,744,915.73x = 170,115,699,040,672,352
  5. Step 5: Solve for x
    x = 170,115,699,040,672,352/586,744,915.73
  6. Step 6: Final answer
    x = 289,931,270.78

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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.