Home / 66,429,086.10-99,643,629.15-23,346,935.70

Finding the Fourth Proportional to 66,429,086.10, 99,643,629.15 and 23,346,935.70

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Solution

The fourth proportional to 66,429,086.10, 99,643,629.15 and 23,346,935.70 is: 35,020,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,429,086.10 : 99,643,629.15 = 23,346,935.70 : x
  2. Step 2: Convert to fraction form
    66,429,086.10/99,643,629.15 = 23,346,935.70/x
  3. Step 3: Cross multiply
    66,429,086.10x = 99,643,629.15 × 23,346,935.70
  4. Step 4: Simplify right side
    66,429,086.10x = 2,326,373,402,679,695.50
  5. Step 5: Solve for x
    x = 2,326,373,402,679,695.50/66,429,086.10
  6. Step 6: Final answer
    x = 35,020,403.55

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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.