Home / 118,741,172,411.65-163,861,653,788.85-64,544,496,464.28

Finding the Fourth Proportional to 118,741,172,411.65, 163,861,653,788.85 and 64,544,496,464.28

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Solution

The fourth proportional to 118,741,172,411.65, 163,861,653,788.85 and 64,544,496,464.28 is: 89,070,772,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,741,172,411.65 : 163,861,653,788.85 = 64,544,496,464.28 : x
  2. Step 2: Convert to fraction form
    118,741,172,411.65/163,861,653,788.85 = 64,544,496,464.28/x
  3. Step 3: Cross multiply
    118,741,172,411.65x = 163,861,653,788.85 × 64,544,496,464.28
  4. Step 4: Simplify right side
    118,741,172,411.65x = 10,576,367,933,605,501,992,960
  5. Step 5: Solve for x
    x = 10,576,367,933,605,501,992,960/118,741,172,411.65
  6. Step 6: Final answer
    x = 89,070,772,326.04

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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.