Home / 926,872,911.30-1,391,205,162.15-467,329,973.70

Finding the Fourth Proportional to 926,872,911.30, 1,391,205,162.15 and 467,329,973.70

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Solution

The fourth proportional to 926,872,911.30, 1,391,205,162.15 and 467,329,973.70 is: 701,446,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,872,911.30 : 1,391,205,162.15 = 467,329,973.70 : x
  2. Step 2: Convert to fraction form
    926,872,911.30/1,391,205,162.15 = 467,329,973.70/x
  3. Step 3: Cross multiply
    926,872,911.30x = 1,391,205,162.15 × 467,329,973.70
  4. Step 4: Simplify right side
    926,872,911.30x = 650,151,871,838,863,744
  5. Step 5: Solve for x
    x = 650,151,871,838,863,744/926,872,911.30
  6. Step 6: Final answer
    x = 701,446,621.12

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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.