Home / 1,267,731,024.40-1,901,596,536.60-900,399,005.20

Finding the Fourth Proportional to 1,267,731,024.40, 1,901,596,536.60 and 900,399,005.20

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Solution

The fourth proportional to 1,267,731,024.40, 1,901,596,536.60 and 900,399,005.20 is: 1,350,598,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,731,024.40 : 1,901,596,536.60 = 900,399,005.20 : x
  2. Step 2: Convert to fraction form
    1,267,731,024.40/1,901,596,536.60 = 900,399,005.20/x
  3. Step 3: Cross multiply
    1,267,731,024.40x = 1,901,596,536.60 × 900,399,005.20
  4. Step 4: Simplify right side
    1,267,731,024.40x = 1,712,195,629,846,405,376
  5. Step 5: Solve for x
    x = 1,712,195,629,846,405,376/1,267,731,024.40
  6. Step 6: Final answer
    x = 1,350,598,507.80

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1.5x scale

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.