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Finding the Third Proportional to 286,581,248 and 625,041,820

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Solution

The third proportional to 286,581,248 and 625,041,820 is: 1,363,233,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,581,248 : 625,041,820 = 625,041,820 : x
  2. Step 2: Convert to fraction form
    286,581,248/625,041,820 = 625,041,820/x
  3. Step 3: Cross multiply
    286,581,248x = 625,041,820 × 625,041,820
  4. Step 4: Simplify right side
    286,581,248x = 390,677,276,748,912,384
  5. Step 5: Solve for x
    x = 390,677,276,748,912,384/286,581,248
  6. Step 6: Final answer
    x = 1,363,233,915.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.