Home / 432,939,113.47-649,343,054.41-117,829,697.52

Finding the Fourth Proportional to 432,939,113.47, 649,343,054.41 and 117,829,697.52

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Solution

The fourth proportional to 432,939,113.47, 649,343,054.41 and 117,829,697.52 is: 176,726,688.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,939,113.47 : 649,343,054.41 = 117,829,697.52 : x
  2. Step 2: Convert to fraction form
    432,939,113.47/649,343,054.41 = 117,829,697.52/x
  3. Step 3: Cross multiply
    432,939,113.47x = 649,343,054.41 × 117,829,697.52
  4. Step 4: Simplify right side
    432,939,113.47x = 76,511,895,687,843,200
  5. Step 5: Solve for x
    x = 76,511,895,687,843,200/432,939,113.47
  6. Step 6: Final answer
    x = 176,726,688.14

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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.