Home / 121,120,001.10-181,680,001.65-121,120,001.10

Finding the Fourth Proportional to 121,120,001.10, 181,680,001.65 and 121,120,001.10

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Solution

The fourth proportional to 121,120,001.10, 181,680,001.65 and 121,120,001.10 is: 181,680,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,120,001.10 : 181,680,001.65 = 121,120,001.10 : x
  2. Step 2: Convert to fraction form
    121,120,001.10/181,680,001.65 = 121,120,001.10/x
  3. Step 3: Cross multiply
    121,120,001.10x = 181,680,001.65 × 121,120,001.10
  4. Step 4: Simplify right side
    121,120,001.10x = 22,005,081,999,696,000
  5. Step 5: Solve for x
    x = 22,005,081,999,696,000/121,120,001.10
  6. Step 6: Final answer
    x = 181,680,001.65

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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.