Home / 749,818,951.24-1,034,671,378.56-415,282,710.20

Finding the Fourth Proportional to 749,818,951.24, 1,034,671,378.56 and 415,282,710.20

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Solution

The fourth proportional to 749,818,951.24, 1,034,671,378.56 and 415,282,710.20 is: 573,046,511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,818,951.24 : 1,034,671,378.56 = 415,282,710.20 : x
  2. Step 2: Convert to fraction form
    749,818,951.24/1,034,671,378.56 = 415,282,710.20/x
  3. Step 3: Cross multiply
    749,818,951.24x = 1,034,671,378.56 × 415,282,710.20
  4. Step 4: Simplify right side
    749,818,951.24x = 429,681,134,254,766,912
  5. Step 5: Solve for x
    x = 429,681,134,254,766,912/749,818,951.24
  6. Step 6: Final answer
    x = 573,046,511.49

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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.