Home / 374,734,713.06-562,227,622.83-129,260,787.21

Finding the Fourth Proportional to 374,734,713.06, 562,227,622.83 and 129,260,787.21

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Solution

The fourth proportional to 374,734,713.06, 562,227,622.83 and 129,260,787.21 is: 193,934,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,734,713.06 : 562,227,622.83 = 129,260,787.21 : x
  2. Step 2: Convert to fraction form
    374,734,713.06/562,227,622.83 = 129,260,787.21/x
  3. Step 3: Cross multiply
    374,734,713.06x = 562,227,622.83 × 129,260,787.21
  4. Step 4: Simplify right side
    374,734,713.06x = 72,673,985,118,212,768
  5. Step 5: Solve for x
    x = 72,673,985,118,212,768/374,734,713.06
  6. Step 6: Final answer
    x = 193,934,489.08

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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.