Home / 745,199,200.74-1,028,344,956.48-406,100,475.50

Finding the Fourth Proportional to 745,199,200.74, 1,028,344,956.48 and 406,100,475.50

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Solution

The fourth proportional to 745,199,200.74, 1,028,344,956.48 and 406,100,475.50 is: 560,402,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,199,200.74 : 1,028,344,956.48 = 406,100,475.50 : x
  2. Step 2: Convert to fraction form
    745,199,200.74/1,028,344,956.48 = 406,100,475.50/x
  3. Step 3: Cross multiply
    745,199,200.74x = 1,028,344,956.48 × 406,100,475.50
  4. Step 4: Simplify right side
    745,199,200.74x = 417,611,375,806,057,408
  5. Step 5: Solve for x
    x = 417,611,375,806,057,408/745,199,200.74
  6. Step 6: Final answer
    x = 560,402,339.93

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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.