Home / 85,418,496,069.65-128,127,744,104.48-85,418,496,069.65

Finding the Fourth Proportional to 85,418,496,069.65, 128,127,744,104.48 and 85,418,496,069.65

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Solution

The fourth proportional to 85,418,496,069.65, 128,127,744,104.48 and 85,418,496,069.65 is: 128,127,744,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,418,496,069.65 : 128,127,744,104.48 = 85,418,496,069.65 : x
  2. Step 2: Convert to fraction form
    85,418,496,069.65/128,127,744,104.48 = 85,418,496,069.65/x
  3. Step 3: Cross multiply
    85,418,496,069.65x = 128,127,744,104.48 × 85,418,496,069.65
  4. Step 4: Simplify right side
    85,418,496,069.65x = 10,944,479,206,201,645,596,672
  5. Step 5: Solve for x
    x = 10,944,479,206,201,645,596,672/85,418,496,069.65
  6. Step 6: Final answer
    x = 128,127,744,104.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.