Home / 1,717,587,841.32-2,576,381,368.32-490,756,307.40

Finding the Fourth Proportional to 1,717,587,841.32, 2,576,381,368.32 and 490,756,307.40

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Solution

The fourth proportional to 1,717,587,841.32, 2,576,381,368.32 and 490,756,307.40 is: 736,134,348.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,587,841.32 : 2,576,381,368.32 = 490,756,307.40 : x
  2. Step 2: Convert to fraction form
    1,717,587,841.32/2,576,381,368.32 = 490,756,307.40/x
  3. Step 3: Cross multiply
    1,717,587,841.32x = 2,576,381,368.32 × 490,756,307.40
  4. Step 4: Simplify right side
    1,717,587,841.32x = 1,264,375,406,770,882,560
  5. Step 5: Solve for x
    x = 1,264,375,406,770,882,560/1,717,587,841.32
  6. Step 6: Final answer
    x = 736,134,348.62

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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.