Home / 66,434,229.80-99,651,344.70-63,564,448.40

Finding the Fourth Proportional to 66,434,229.80, 99,651,344.70 and 63,564,448.40

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Solution

The fourth proportional to 66,434,229.80, 99,651,344.70 and 63,564,448.40 is: 95,346,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,229.80 : 99,651,344.70 = 63,564,448.40 : x
  2. Step 2: Convert to fraction form
    66,434,229.80/99,651,344.70 = 63,564,448.40/x
  3. Step 3: Cross multiply
    66,434,229.80x = 99,651,344.70 × 63,564,448.40
  4. Step 4: Simplify right side
    66,434,229.80x = 6,334,282,758,173,764
  5. Step 5: Solve for x
    x = 6,334,282,758,173,764/66,434,229.80
  6. Step 6: Final answer
    x = 95,346,672.60

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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.