Home / 156,534,867.60-216,038,046.30-94,655,649

Finding the Fourth Proportional to 156,534,867.60, 216,038,046.30 and 94,655,649

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Solution

The fourth proportional to 156,534,867.60, 216,038,046.30 and 94,655,649 is: 130,636,846.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,534,867.60 : 216,038,046.30 = 94,655,649 : x
  2. Step 2: Convert to fraction form
    156,534,867.60/216,038,046.30 = 94,655,649/x
  3. Step 3: Cross multiply
    156,534,867.60x = 216,038,046.30 × 94,655,649
  4. Step 4: Simplify right side
    156,534,867.60x = 20,449,221,481,218,548
  5. Step 5: Solve for x
    x = 20,449,221,481,218,548/156,534,867.60
  6. Step 6: Final answer
    x = 130,636,846.57

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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.