Home / 69,263,387.64-95,541,829.02-45,742,140.72

Finding the Fourth Proportional to 69,263,387.64, 95,541,829.02 and 45,742,140.72

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Solution

The fourth proportional to 69,263,387.64, 95,541,829.02 and 45,742,140.72 is: 63,096,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,263,387.64 : 95,541,829.02 = 45,742,140.72 : x
  2. Step 2: Convert to fraction form
    69,263,387.64/95,541,829.02 = 45,742,140.72/x
  3. Step 3: Cross multiply
    69,263,387.64x = 95,541,829.02 × 45,742,140.72
  4. Step 4: Simplify right side
    69,263,387.64x = 4,370,287,787,679,019.50
  5. Step 5: Solve for x
    x = 4,370,287,787,679,019.50/69,263,387.64
  6. Step 6: Final answer
    x = 63,096,650.87

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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.