Home / 542,883,296.40-814,356,437.40-154,734,536.40

Finding the Fourth Proportional to 542,883,296.40, 814,356,437.40 and 154,734,536.40

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Solution

The fourth proportional to 542,883,296.40, 814,356,437.40 and 154,734,536.40 is: 232,110,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,883,296.40 : 814,356,437.40 = 154,734,536.40 : x
  2. Step 2: Convert to fraction form
    542,883,296.40/814,356,437.40 = 154,734,536.40/x
  3. Step 3: Cross multiply
    542,883,296.40x = 814,356,437.40 × 154,734,536.40
  4. Step 4: Simplify right side
    542,883,296.40x = 126,009,065,805,444,624
  5. Step 5: Solve for x
    x = 126,009,065,805,444,624/542,883,296.40
  6. Step 6: Final answer
    x = 232,110,780.79

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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.