Home / 129,034,442.40-193,551,663.60-57,230,858.40

Finding the Fourth Proportional to 129,034,442.40, 193,551,663.60 and 57,230,858.40

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Solution

The fourth proportional to 129,034,442.40, 193,551,663.60 and 57,230,858.40 is: 85,846,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,034,442.40 : 193,551,663.60 = 57,230,858.40 : x
  2. Step 2: Convert to fraction form
    129,034,442.40/193,551,663.60 = 57,230,858.40/x
  3. Step 3: Cross multiply
    129,034,442.40x = 193,551,663.60 × 57,230,858.40
  4. Step 4: Simplify right side
    129,034,442.40x = 11,077,127,852,576,034
  5. Step 5: Solve for x
    x = 11,077,127,852,576,034/129,034,442.40
  6. Step 6: Final answer
    x = 85,846,287.60

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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.