Home / 115,495,285.20-173,340,905.40-47,386,856.40

Finding the Fourth Proportional to 115,495,285.20, 173,340,905.40 and 47,386,856.40

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Solution

The fourth proportional to 115,495,285.20, 173,340,905.40 and 47,386,856.40 is: 71,120,484.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,495,285.20 : 173,340,905.40 = 47,386,856.40 : x
  2. Step 2: Convert to fraction form
    115,495,285.20/173,340,905.40 = 47,386,856.40/x
  3. Step 3: Cross multiply
    115,495,285.20x = 173,340,905.40 × 47,386,856.40
  4. Step 4: Simplify right side
    115,495,285.20x = 8,214,080,592,435,785
  5. Step 5: Solve for x
    x = 8,214,080,592,435,785/115,495,285.20
  6. Step 6: Final answer
    x = 71,120,484.08

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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.