Home / 2,912,672,086.60-4,369,575,000.30-842,461,385.80

Finding the Fourth Proportional to 2,912,672,086.60, 4,369,575,000.30 and 842,461,385.80

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Solution

The fourth proportional to 2,912,672,086.60, 4,369,575,000.30 and 842,461,385.80 is: 1,263,856,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,672,086.60 : 4,369,575,000.30 = 842,461,385.80 : x
  2. Step 2: Convert to fraction form
    2,912,672,086.60/4,369,575,000.30 = 842,461,385.80/x
  3. Step 3: Cross multiply
    2,912,672,086.60x = 4,369,575,000.30 × 842,461,385.80
  4. Step 4: Simplify right side
    2,912,672,086.60x = 3,681,198,210,109,773,312
  5. Step 5: Solve for x
    x = 3,681,198,210,109,773,312/2,912,672,086.60
  6. Step 6: Final answer
    x = 1,263,856,040.32

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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.