Home / 163,303,228.71-225,358,061.04-88,964,400.12

Finding the Fourth Proportional to 163,303,228.71, 225,358,061.04 and 88,964,400.12

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Solution

The fourth proportional to 163,303,228.71, 225,358,061.04 and 88,964,400.12 is: 122,770,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,303,228.71 : 225,358,061.04 = 88,964,400.12 : x
  2. Step 2: Convert to fraction form
    163,303,228.71/225,358,061.04 = 88,964,400.12/x
  3. Step 3: Cross multiply
    163,303,228.71x = 225,358,061.04 × 88,964,400.12
  4. Step 4: Simplify right side
    163,303,228.71x = 20,048,844,712,629,944
  5. Step 5: Solve for x
    x = 20,048,844,712,629,944/163,303,228.71
  6. Step 6: Final answer
    x = 122,770,657.21

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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.