Home / 56,165,780.80-84,248,671.20-46,591,969.60

Finding the Fourth Proportional to 56,165,780.80, 84,248,671.20 and 46,591,969.60

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Solution

The fourth proportional to 56,165,780.80, 84,248,671.20 and 46,591,969.60 is: 69,887,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,780.80 : 84,248,671.20 = 46,591,969.60 : x
  2. Step 2: Convert to fraction form
    56,165,780.80/84,248,671.20 = 46,591,969.60/x
  3. Step 3: Cross multiply
    56,165,780.80x = 84,248,671.20 × 46,591,969.60
  4. Step 4: Simplify right side
    56,165,780.80x = 3,925,311,527,390,796
  5. Step 5: Solve for x
    x = 3,925,311,527,390,796/56,165,780.80
  6. Step 6: Final answer
    x = 69,887,954.40

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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.