Home / 480,799,456.56-721,211,607-131,048,400.24

Finding the Fourth Proportional to 480,799,456.56, 721,211,607 and 131,048,400.24

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Solution

The fourth proportional to 480,799,456.56, 721,211,607 and 131,048,400.24 is: 196,575,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,799,456.56 : 721,211,607 = 131,048,400.24 : x
  2. Step 2: Convert to fraction form
    480,799,456.56/721,211,607 = 131,048,400.24/x
  3. Step 3: Cross multiply
    480,799,456.56x = 721,211,607 × 131,048,400.24
  4. Step 4: Simplify right side
    480,799,456.56x = 94,513,627,331,869,584
  5. Step 5: Solve for x
    x = 94,513,627,331,869,584/480,799,456.56
  6. Step 6: Final answer
    x = 196,575,986.19

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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.