Home / 739,732,788.90-1,020,444,223.28-457,384,973.85

Finding the Fourth Proportional to 739,732,788.90, 1,020,444,223.28 and 457,384,973.85

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Solution

The fourth proportional to 739,732,788.90, 1,020,444,223.28 and 457,384,973.85 is: 630,951,961.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,732,788.90 : 1,020,444,223.28 = 457,384,973.85 : x
  2. Step 2: Convert to fraction form
    739,732,788.90/1,020,444,223.28 = 457,384,973.85/x
  3. Step 3: Cross multiply
    739,732,788.90x = 1,020,444,223.28 × 457,384,973.85
  4. Step 4: Simplify right side
    739,732,788.90x = 466,735,854,378,019,456
  5. Step 5: Solve for x
    x = 466,735,854,378,019,456/739,732,788.90
  6. Step 6: Final answer
    x = 630,951,961.82

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1.5x scale

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.