Home / 534,561,947.20-801,842,920.80-262,464,155.20

Finding the Fourth Proportional to 534,561,947.20, 801,842,920.80 and 262,464,155.20

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Solution

The fourth proportional to 534,561,947.20, 801,842,920.80 and 262,464,155.20 is: 393,696,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,561,947.20 : 801,842,920.80 = 262,464,155.20 : x
  2. Step 2: Convert to fraction form
    534,561,947.20/801,842,920.80 = 262,464,155.20/x
  3. Step 3: Cross multiply
    534,561,947.20x = 801,842,920.80 × 262,464,155.20
  4. Step 4: Simplify right side
    534,561,947.20x = 210,455,024,810,872,480
  5. Step 5: Solve for x
    x = 210,455,024,810,872,480/534,561,947.20
  6. Step 6: Final answer
    x = 393,696,232.80

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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.