Home / 1,347,225,977.70-2,020,838,966.55-657,575,648.10

Finding the Fourth Proportional to 1,347,225,977.70, 2,020,838,966.55 and 657,575,648.10

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Solution

The fourth proportional to 1,347,225,977.70, 2,020,838,966.55 and 657,575,648.10 is: 986,363,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,225,977.70 : 2,020,838,966.55 = 657,575,648.10 : x
  2. Step 2: Convert to fraction form
    1,347,225,977.70/2,020,838,966.55 = 657,575,648.10/x
  3. Step 3: Cross multiply
    1,347,225,977.70x = 2,020,838,966.55 × 657,575,648.10
  4. Step 4: Simplify right side
    1,347,225,977.70x = 1,328,854,493,134,850,560
  5. Step 5: Solve for x
    x = 1,328,854,493,134,850,560/1,347,225,977.70
  6. Step 6: Final answer
    x = 986,363,472.15

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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.