Home / 438,065,744,186.28-604,534,276,480.84-242,752,288,545.76

Finding the Fourth Proportional to 438,065,744,186.28, 604,534,276,480.84 and 242,752,288,545.76

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Solution

The fourth proportional to 438,065,744,186.28, 604,534,276,480.84 and 242,752,288,545.76 is: 335,000,125,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,065,744,186.28 : 604,534,276,480.84 = 242,752,288,545.76 : x
  2. Step 2: Convert to fraction form
    438,065,744,186.28/604,534,276,480.84 = 242,752,288,545.76/x
  3. Step 3: Cross multiply
    438,065,744,186.28x = 604,534,276,480.84 × 242,752,288,545.76
  4. Step 4: Simplify right side
    438,065,744,186.28x = 146,752,079,120,079,127,576,576
  5. Step 5: Solve for x
    x = 146,752,079,120,079,127,576,576/438,065,744,186.28
  6. Step 6: Final answer
    x = 335,000,125,135.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.