Home / 407,881,017.32-562,875,884.60-222,242,033.61

Finding the Fourth Proportional to 407,881,017.32, 562,875,884.60 and 222,242,033.61

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Solution

The fourth proportional to 407,881,017.32, 562,875,884.60 and 222,242,033.61 is: 306,694,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,881,017.32 : 562,875,884.60 = 222,242,033.61 : x
  2. Step 2: Convert to fraction form
    407,881,017.32/562,875,884.60 = 222,242,033.61/x
  3. Step 3: Cross multiply
    407,881,017.32x = 562,875,884.60 × 222,242,033.61
  4. Step 4: Simplify right side
    407,881,017.32x = 125,094,681,262,420,480
  5. Step 5: Solve for x
    x = 125,094,681,262,420,480/407,881,017.32
  6. Step 6: Final answer
    x = 306,694,050.35

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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.