Home / 1,454,526,267.89-2,181,789,430.77-349,131,124.77

Finding the Fourth Proportional to 1,454,526,267.89, 2,181,789,430.77 and 349,131,124.77

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Solution

The fourth proportional to 1,454,526,267.89, 2,181,789,430.77 and 349,131,124.77 is: 523,696,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,526,267.89 : 2,181,789,430.77 = 349,131,124.77 : x
  2. Step 2: Convert to fraction form
    1,454,526,267.89/2,181,789,430.77 = 349,131,124.77/x
  3. Step 3: Cross multiply
    1,454,526,267.89x = 2,181,789,430.77 × 349,131,124.77
  4. Step 4: Simplify right side
    1,454,526,267.89x = 761,730,597,976,028,160
  5. Step 5: Solve for x
    x = 761,730,597,976,028,160/1,454,526,267.89
  6. Step 6: Final answer
    x = 523,696,694.10

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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.