Home / 60,518,643.20-90,777,964.80-53,338,284.80

Finding the Fourth Proportional to 60,518,643.20, 90,777,964.80 and 53,338,284.80

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Solution

The fourth proportional to 60,518,643.20, 90,777,964.80 and 53,338,284.80 is: 80,007,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,518,643.20 : 90,777,964.80 = 53,338,284.80 : x
  2. Step 2: Convert to fraction form
    60,518,643.20/90,777,964.80 = 53,338,284.80/x
  3. Step 3: Cross multiply
    60,518,643.20x = 90,777,964.80 × 53,338,284.80
  4. Step 4: Simplify right side
    60,518,643.20x = 4,841,940,940,066,775
  5. Step 5: Solve for x
    x = 4,841,940,940,066,775/60,518,643.20
  6. Step 6: Final answer
    x = 80,007,427.20

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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.