Home / 897,012,002.70-1,345,769,946.45-436,965,180.30

Finding the Fourth Proportional to 897,012,002.70, 1,345,769,946.45 and 436,965,180.30

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Solution

The fourth proportional to 897,012,002.70, 1,345,769,946.45 and 436,965,180.30 is: 655,570,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,012,002.70 : 1,345,769,946.45 = 436,965,180.30 : x
  2. Step 2: Convert to fraction form
    897,012,002.70/1,345,769,946.45 = 436,965,180.30/x
  3. Step 3: Cross multiply
    897,012,002.70x = 1,345,769,946.45 × 436,965,180.30
  4. Step 4: Simplify right side
    897,012,002.70x = 588,054,607,292,845,568
  5. Step 5: Solve for x
    x = 588,054,607,292,845,568/897,012,002.70
  6. Step 6: Final answer
    x = 655,570,500.20

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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.