Home / 83,218,483.92-114,850,152-47,937,508.32

Finding the Fourth Proportional to 83,218,483.92, 114,850,152 and 47,937,508.32

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Solution

The fourth proportional to 83,218,483.92, 114,850,152 and 47,937,508.32 is: 66,158,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,218,483.92 : 114,850,152 = 47,937,508.32 : x
  2. Step 2: Convert to fraction form
    83,218,483.92/114,850,152 = 47,937,508.32/x
  3. Step 3: Cross multiply
    83,218,483.92x = 114,850,152 × 47,937,508.32
  4. Step 4: Simplify right side
    83,218,483.92x = 5,505,630,117,053,265
  5. Step 5: Solve for x
    x = 5,505,630,117,053,265/83,218,483.92
  6. Step 6: Final answer
    x = 66,158,740.92

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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.