Home / 258,602,403.80-356,878,876.02-141,135,273.02

Finding the Fourth Proportional to 258,602,403.80, 356,878,876.02 and 141,135,273.02

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Solution

The fourth proportional to 258,602,403.80, 356,878,876.02 and 141,135,273.02 is: 194,770,802.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,602,403.80 : 356,878,876.02 = 141,135,273.02 : x
  2. Step 2: Convert to fraction form
    258,602,403.80/356,878,876.02 = 141,135,273.02/x
  3. Step 3: Cross multiply
    258,602,403.80x = 356,878,876.02 × 141,135,273.02
  4. Step 4: Simplify right side
    258,602,403.80x = 50,368,197,602,153,432
  5. Step 5: Solve for x
    x = 50,368,197,602,153,432/258,602,403.80
  6. Step 6: Final answer
    x = 194,770,802.06

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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.