Home / 85,313,450,474.38-117,687,926,095.95-52,750,254,970.85

Finding the Fourth Proportional to 85,313,450,474.38, 117,687,926,095.95 and 52,750,254,970.85

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Solution

The fourth proportional to 85,313,450,474.38, 117,687,926,095.95 and 52,750,254,970.85 is: 72,767,753,197.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,313,450,474.38 : 117,687,926,095.95 = 52,750,254,970.85 : x
  2. Step 2: Convert to fraction form
    85,313,450,474.38/117,687,926,095.95 = 52,750,254,970.85/x
  3. Step 3: Cross multiply
    85,313,450,474.38x = 117,687,926,095.95 × 52,750,254,970.85
  4. Step 4: Simplify right side
    85,313,450,474.38x = 6,208,068,108,551,913,996,288
  5. Step 5: Solve for x
    x = 6,208,068,108,551,913,996,288/85,313,450,474.38
  6. Step 6: Final answer
    x = 72,767,753,197.56

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1.5x scale

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.