Home / 115,495,280.70-173,340,898.65-47,386,851.90

Finding the Fourth Proportional to 115,495,280.70, 173,340,898.65 and 47,386,851.90

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Solution

The fourth proportional to 115,495,280.70, 173,340,898.65 and 47,386,851.90 is: 71,120,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,495,280.70 : 173,340,898.65 = 47,386,851.90 : x
  2. Step 2: Convert to fraction form
    115,495,280.70/173,340,898.65 = 47,386,851.90/x
  3. Step 3: Cross multiply
    115,495,280.70x = 173,340,898.65 × 47,386,851.90
  4. Step 4: Simplify right side
    115,495,280.70x = 8,214,079,492,540,460
  5. Step 5: Solve for x
    x = 8,214,079,492,540,460/115,495,280.70
  6. Step 6: Final answer
    x = 71,120,477.33

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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.