Home / 100,696,458.89-151,044,730.05-45,299,588.22

Finding the Fourth Proportional to 100,696,458.89, 151,044,730.05 and 45,299,588.22

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Solution

The fourth proportional to 100,696,458.89, 151,044,730.05 and 45,299,588.22 is: 67,949,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,696,458.89 : 151,044,730.05 = 45,299,588.22 : x
  2. Step 2: Convert to fraction form
    100,696,458.89/151,044,730.05 = 45,299,588.22/x
  3. Step 3: Cross multiply
    100,696,458.89x = 151,044,730.05 × 45,299,588.22
  4. Step 4: Simplify right side
    100,696,458.89x = 6,842,264,074,235,934
  5. Step 5: Solve for x
    x = 6,842,264,074,235,934/100,696,458.89
  6. Step 6: Final answer
    x = 67,949,401.10

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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.