Home / 93,312,150.30-139,968,225.45-85,375,964.70

Finding the Fourth Proportional to 93,312,150.30, 139,968,225.45 and 85,375,964.70

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Solution

The fourth proportional to 93,312,150.30, 139,968,225.45 and 85,375,964.70 is: 128,063,947.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,150.30 : 139,968,225.45 = 85,375,964.70 : x
  2. Step 2: Convert to fraction form
    93,312,150.30/139,968,225.45 = 85,375,964.70/x
  3. Step 3: Cross multiply
    93,312,150.30x = 139,968,225.45 × 85,375,964.70
  4. Step 4: Simplify right side
    93,312,150.30x = 11,949,922,275,140,842
  5. Step 5: Solve for x
    x = 11,949,922,275,140,842/93,312,150.30
  6. Step 6: Final answer
    x = 128,063,947.05

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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.