Home / 158,976,003.40-238,464,005.10-130,254,569.80

Finding the Fourth Proportional to 158,976,003.40, 238,464,005.10 and 130,254,569.80

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Solution

The fourth proportional to 158,976,003.40, 238,464,005.10 and 130,254,569.80 is: 195,381,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,003.40 : 238,464,005.10 = 130,254,569.80 : x
  2. Step 2: Convert to fraction form
    158,976,003.40/238,464,005.10 = 130,254,569.80/x
  3. Step 3: Cross multiply
    158,976,003.40x = 238,464,005.10 × 130,254,569.80
  4. Step 4: Simplify right side
    158,976,003.40x = 31,061,026,397,085,504
  5. Step 5: Solve for x
    x = 31,061,026,397,085,504/158,976,003.40
  6. Step 6: Final answer
    x = 195,381,854.70

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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.