Home / 876,103,023.80-1,314,154,535.70-531,445,820.60

Finding the Fourth Proportional to 876,103,023.80, 1,314,154,535.70 and 531,445,820.60

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Solution

The fourth proportional to 876,103,023.80, 1,314,154,535.70 and 531,445,820.60 is: 797,168,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,103,023.80 : 1,314,154,535.70 = 531,445,820.60 : x
  2. Step 2: Convert to fraction form
    876,103,023.80/1,314,154,535.70 = 531,445,820.60/x
  3. Step 3: Cross multiply
    876,103,023.80x = 1,314,154,535.70 × 531,445,820.60
  4. Step 4: Simplify right side
    876,103,023.80x = 698,401,935,620,298,496
  5. Step 5: Solve for x
    x = 698,401,935,620,298,496/876,103,023.80
  6. Step 6: Final answer
    x = 797,168,730.90

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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.