Home / 124,547,854.61-171,876,032.81-67,261,542.46

Finding the Fourth Proportional to 124,547,854.61, 171,876,032.81 and 67,261,542.46

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Solution

The fourth proportional to 124,547,854.61, 171,876,032.81 and 67,261,542.46 is: 92,820,925.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,547,854.61 : 171,876,032.81 = 67,261,542.46 : x
  2. Step 2: Convert to fraction form
    124,547,854.61/171,876,032.81 = 67,261,542.46/x
  3. Step 3: Cross multiply
    124,547,854.61x = 171,876,032.81 × 67,261,542.46
  4. Step 4: Simplify right side
    124,547,854.61x = 11,560,647,078,706,168
  5. Step 5: Solve for x
    x = 11,560,647,078,706,168/124,547,854.61
  6. Step 6: Final answer
    x = 92,820,925.06

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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.