Home / 160,565,542.29-221,562,678.02-89,036,625.47

Finding the Fourth Proportional to 160,565,542.29, 221,562,678.02 and 89,036,625.47

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Solution

The fourth proportional to 160,565,542.29, 221,562,678.02 and 89,036,625.47 is: 122,860,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,565,542.29 : 221,562,678.02 = 89,036,625.47 : x
  2. Step 2: Convert to fraction form
    160,565,542.29/221,562,678.02 = 89,036,625.47/x
  3. Step 3: Cross multiply
    160,565,542.29x = 221,562,678.02 × 89,036,625.47
  4. Step 4: Simplify right side
    160,565,542.29x = 19,727,193,179,443,944
  5. Step 5: Solve for x
    x = 19,727,193,179,443,944/160,565,542.29
  6. Step 6: Final answer
    x = 122,860,689.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.