Home / 112,566,054.38-168,878,192.63-65,918,934.41

Finding the Fourth Proportional to 112,566,054.38, 168,878,192.63 and 65,918,934.41

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Solution

The fourth proportional to 112,566,054.38, 168,878,192.63 and 65,918,934.41 is: 98,895,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,566,054.38 : 168,878,192.63 = 65,918,934.41 : x
  2. Step 2: Convert to fraction form
    112,566,054.38/168,878,192.63 = 65,918,934.41/x
  3. Step 3: Cross multiply
    112,566,054.38x = 168,878,192.63 × 65,918,934.41
  4. Step 4: Simplify right side
    112,566,054.38x = 11,132,270,502,082,330
  5. Step 5: Solve for x
    x = 11,132,270,502,082,330/112,566,054.38
  6. Step 6: Final answer
    x = 98,895,449.11

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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.