Home / 518,228,061.30-777,342,095.60-173,181,688.74

Finding the Fourth Proportional to 518,228,061.30, 777,342,095.60 and 173,181,688.74

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Solution

The fourth proportional to 518,228,061.30, 777,342,095.60 and 173,181,688.74 is: 259,772,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,228,061.30 : 777,342,095.60 = 173,181,688.74 : x
  2. Step 2: Convert to fraction form
    518,228,061.30/777,342,095.60 = 173,181,688.74/x
  3. Step 3: Cross multiply
    518,228,061.30x = 777,342,095.60 × 173,181,688.74
  4. Step 4: Simplify right side
    518,228,061.30x = 134,621,416,843,832,624
  5. Step 5: Solve for x
    x = 134,621,416,843,832,624/518,228,061.30
  6. Step 6: Final answer
    x = 259,772,534.33

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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.