Home / 146,990,156.32-202,851,768.63-80,005,877.25

Finding the Fourth Proportional to 146,990,156.32, 202,851,768.63 and 80,005,877.25

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Solution

The fourth proportional to 146,990,156.32, 202,851,768.63 and 80,005,877.25 is: 110,411,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,990,156.32 : 202,851,768.63 = 80,005,877.25 : x
  2. Step 2: Convert to fraction form
    146,990,156.32/202,851,768.63 = 80,005,877.25/x
  3. Step 3: Cross multiply
    146,990,156.32x = 202,851,768.63 × 80,005,877.25
  4. Step 4: Simplify right side
    146,990,156.32x = 16,229,333,700,957,180
  5. Step 5: Solve for x
    x = 16,229,333,700,957,180/146,990,156.32
  6. Step 6: Final answer
    x = 110,411,024.16

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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.