Home / 83,960,574,239.20-115,248,844,955.78-74,232,015,293.20

Finding the Fourth Proportional to 83,960,574,239.20, 115,248,844,955.78 and 74,232,015,293.20

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Solution

The fourth proportional to 83,960,574,239.20, 115,248,844,955.78 and 74,232,015,293.20 is: 101,894,896,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,960,574,239.20 : 115,248,844,955.78 = 74,232,015,293.20 : x
  2. Step 2: Convert to fraction form
    83,960,574,239.20/115,248,844,955.78 = 74,232,015,293.20/x
  3. Step 3: Cross multiply
    83,960,574,239.20x = 115,248,844,955.78 × 74,232,015,293.20
  4. Step 4: Simplify right side
    83,960,574,239.20x = 8,555,154,021,281,096,007,680
  5. Step 5: Solve for x
    x = 8,555,154,021,281,096,007,680/83,960,574,239.20
  6. Step 6: Final answer
    x = 101,894,896,489.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.