Home / 134,722,122-202,081,835.76-42,605,875.76

Finding the Fourth Proportional to 134,722,122, 202,081,835.76 and 42,605,875.76

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Solution

The fourth proportional to 134,722,122, 202,081,835.76 and 42,605,875.76 is: 63,908,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,722,122 : 202,081,835.76 = 42,605,875.76 : x
  2. Step 2: Convert to fraction form
    134,722,122/202,081,835.76 = 42,605,875.76/x
  3. Step 3: Cross multiply
    134,722,122x = 202,081,835.76 × 42,605,875.76
  4. Step 4: Simplify right side
    134,722,122x = 8,609,873,587,743,284
  5. Step 5: Solve for x
    x = 8,609,873,587,743,284/134,722,122
  6. Step 6: Final answer
    x = 63,908,387.58

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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.