Home / 438,065,744,183.28-604,534,276,476.72-242,752,288,542.76

Finding the Fourth Proportional to 438,065,744,183.28, 604,534,276,476.72 and 242,752,288,542.76

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Solution

The fourth proportional to 438,065,744,183.28, 604,534,276,476.72 and 242,752,288,542.76 is: 335,000,125,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,065,744,183.28 : 604,534,276,476.72 = 242,752,288,542.76 : x
  2. Step 2: Convert to fraction form
    438,065,744,183.28/604,534,276,476.72 = 242,752,288,542.76/x
  3. Step 3: Cross multiply
    438,065,744,183.28x = 604,534,276,476.72 × 242,752,288,542.76
  4. Step 4: Simplify right side
    438,065,744,183.28x = 146,752,079,117,265,387,126,784
  5. Step 5: Solve for x
    x = 146,752,079,117,265,387,126,784/438,065,744,183.28
  6. Step 6: Final answer
    x = 335,000,125,131.60

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1.5x scale

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.