Home / 1,490,752,001.75-2,235,885,449.60-703,804,133.48

Finding the Fourth Proportional to 1,490,752,001.75, 2,235,885,449.60 and 703,804,133.48

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Solution

The fourth proportional to 1,490,752,001.75, 2,235,885,449.60 and 703,804,133.48 is: 1,055,591,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,752,001.75 : 2,235,885,449.60 = 703,804,133.48 : x
  2. Step 2: Convert to fraction form
    1,490,752,001.75/2,235,885,449.60 = 703,804,133.48/x
  3. Step 3: Cross multiply
    1,490,752,001.75x = 2,235,885,449.60 × 703,804,133.48
  4. Step 4: Simplify right side
    1,490,752,001.75x = 1,573,625,421,401,569,792
  5. Step 5: Solve for x
    x = 1,573,625,421,401,569,792/1,490,752,001.75
  6. Step 6: Final answer
    x = 1,055,591,687.66

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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.