Home / 918,447,366.30-1,377,671,049.45-335,988,030.30

Finding the Fourth Proportional to 918,447,366.30, 1,377,671,049.45 and 335,988,030.30

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Solution

The fourth proportional to 918,447,366.30, 1,377,671,049.45 and 335,988,030.30 is: 503,982,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,447,366.30 : 1,377,671,049.45 = 335,988,030.30 : x
  2. Step 2: Convert to fraction form
    918,447,366.30/1,377,671,049.45 = 335,988,030.30/x
  3. Step 3: Cross multiply
    918,447,366.30x = 1,377,671,049.45 × 335,988,030.30
  4. Step 4: Simplify right side
    918,447,366.30x = 462,880,982,306,039,424
  5. Step 5: Solve for x
    x = 462,880,982,306,039,424/918,447,366.30
  6. Step 6: Final answer
    x = 503,982,045.45

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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.