Home / 1,013,182,578,868.70-1,520,031,111,203.50-469,023,382,699.84

Finding the Fourth Proportional to 1,013,182,578,868.70, 1,520,031,111,203.50 and 469,023,382,699.84

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Solution

The fourth proportional to 1,013,182,578,868.70, 1,520,031,111,203.50 and 469,023,382,699.84 is: 703,654,157,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,182,578,868.70 : 1,520,031,111,203.50 = 469,023,382,699.84 : x
  2. Step 2: Convert to fraction form
    1,013,182,578,868.70/1,520,031,111,203.50 = 469,023,382,699.84/x
  3. Step 3: Cross multiply
    1,013,182,578,868.70x = 1,520,031,111,203.50 × 469,023,382,699.84
  4. Step 4: Simplify right side
    1,013,182,578,868.70x = 712,930,133,585,662,253,727,744
  5. Step 5: Solve for x
    x = 712,930,133,585,662,253,727,744/1,013,182,578,868.70
  6. Step 6: Final answer
    x = 703,654,157,162.58

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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.