Home / 129,735,163.40-194,602,745.10-43,444,891.40

Finding the Fourth Proportional to 129,735,163.40, 194,602,745.10 and 43,444,891.40

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Solution

The fourth proportional to 129,735,163.40, 194,602,745.10 and 43,444,891.40 is: 65,167,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,735,163.40 : 194,602,745.10 = 43,444,891.40 : x
  2. Step 2: Convert to fraction form
    129,735,163.40/194,602,745.10 = 43,444,891.40/x
  3. Step 3: Cross multiply
    129,735,163.40x = 194,602,745.10 × 43,444,891.40
  4. Step 4: Simplify right side
    129,735,163.40x = 8,454,495,127,011,382
  5. Step 5: Solve for x
    x = 8,454,495,127,011,382/129,735,163.40
  6. Step 6: Final answer
    x = 65,167,337.10

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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.