Home / 85,797,041,084.39-118,399,936,022.63-47,215,960,962.50

Finding the Fourth Proportional to 85,797,041,084.39, 118,399,936,022.63 and 47,215,960,962.50

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Solution

The fourth proportional to 85,797,041,084.39, 118,399,936,022.63 and 47,215,960,962.50 is: 65,158,036,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,797,041,084.39 : 118,399,936,022.63 = 47,215,960,962.50 : x
  2. Step 2: Convert to fraction form
    85,797,041,084.39/118,399,936,022.63 = 47,215,960,962.50/x
  3. Step 3: Cross multiply
    85,797,041,084.39x = 118,399,936,022.63 × 47,215,960,962.50
  4. Step 4: Simplify right side
    85,797,041,084.39x = 5,590,366,757,206,404,104,192
  5. Step 5: Solve for x
    x = 5,590,366,757,206,404,104,192/85,797,041,084.39
  6. Step 6: Final answer
    x = 65,158,036,763.86

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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.