Home / 83,095,823.20-124,643,734.80-47,264,015.20

Finding the Fourth Proportional to 83,095,823.20, 124,643,734.80 and 47,264,015.20

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Solution

The fourth proportional to 83,095,823.20, 124,643,734.80 and 47,264,015.20 is: 70,896,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,095,823.20 : 124,643,734.80 = 47,264,015.20 : x
  2. Step 2: Convert to fraction form
    83,095,823.20/124,643,734.80 = 47,264,015.20/x
  3. Step 3: Cross multiply
    83,095,823.20x = 124,643,734.80 × 47,264,015.20
  4. Step 4: Simplify right side
    83,095,823.20x = 5,891,163,376,171,969
  5. Step 5: Solve for x
    x = 5,891,163,376,171,969/83,095,823.20
  6. Step 6: Final answer
    x = 70,896,022.80

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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.