Home / 160,381,447.93-221,326,489.02-87,042,589.93

Finding the Fourth Proportional to 160,381,447.93, 221,326,489.02 and 87,042,589.93

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Solution

The fourth proportional to 160,381,447.93, 221,326,489.02 and 87,042,589.93 is: 120,118,823.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,381,447.93 : 221,326,489.02 = 87,042,589.93 : x
  2. Step 2: Convert to fraction form
    160,381,447.93/221,326,489.02 = 87,042,589.93/x
  3. Step 3: Cross multiply
    160,381,447.93x = 221,326,489.02 × 87,042,589.93
  4. Step 4: Simplify right side
    160,381,447.93x = 19,264,830,824,414,512
  5. Step 5: Solve for x
    x = 19,264,830,824,414,512/160,381,447.93
  6. Step 6: Final answer
    x = 120,118,823.42

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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.