Home / 205,417,327.60-283,479,337.38-111,334,479.40

Finding the Fourth Proportional to 205,417,327.60, 283,479,337.38 and 111,334,479.40

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Solution

The fourth proportional to 205,417,327.60, 283,479,337.38 and 111,334,479.40 is: 153,643,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,417,327.60 : 283,479,337.38 = 111,334,479.40 : x
  2. Step 2: Convert to fraction form
    205,417,327.60/283,479,337.38 = 111,334,479.40/x
  3. Step 3: Cross multiply
    205,417,327.60x = 283,479,337.38 × 111,334,479.40
  4. Step 4: Simplify right side
    205,417,327.60x = 31,561,024,447,859,260
  5. Step 5: Solve for x
    x = 31,561,024,447,859,260/205,417,327.60
  6. Step 6: Final answer
    x = 153,643,438.05

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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.