Home / 93,312,262.20-139,968,393.30-81,974,854.20

Finding the Fourth Proportional to 93,312,262.20, 139,968,393.30 and 81,974,854.20

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Solution

The fourth proportional to 93,312,262.20, 139,968,393.30 and 81,974,854.20 is: 122,962,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,262.20 : 139,968,393.30 = 81,974,854.20 : x
  2. Step 2: Convert to fraction form
    93,312,262.20/139,968,393.30 = 81,974,854.20/x
  3. Step 3: Cross multiply
    93,312,262.20x = 139,968,393.30 × 81,974,854.20
  4. Step 4: Simplify right side
    93,312,262.20x = 11,473,888,633,375,758
  5. Step 5: Solve for x
    x = 11,473,888,633,375,758/93,312,262.20
  6. Step 6: Final answer
    x = 122,962,281.30

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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.