Home / 118,069,602.30-162,940,103.01-68,506,233.66

Finding the Fourth Proportional to 118,069,602.30, 162,940,103.01 and 68,506,233.66

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Solution

The fourth proportional to 118,069,602.30, 162,940,103.01 and 68,506,233.66 is: 94,540,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,069,602.30 : 162,940,103.01 = 68,506,233.66 : x
  2. Step 2: Convert to fraction form
    118,069,602.30/162,940,103.01 = 68,506,233.66/x
  3. Step 3: Cross multiply
    118,069,602.30x = 162,940,103.01 × 68,506,233.66
  4. Step 4: Simplify right side
    118,069,602.30x = 11,162,412,769,387,528
  5. Step 5: Solve for x
    x = 11,162,412,769,387,528/118,069,602.30
  6. Step 6: Final answer
    x = 94,540,953.40

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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.