Home / 93,312,102.70-139,968,154.05-89,910,880.30

Finding the Fourth Proportional to 93,312,102.70, 139,968,154.05 and 89,910,880.30

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Solution

The fourth proportional to 93,312,102.70, 139,968,154.05 and 89,910,880.30 is: 134,866,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,102.70 : 139,968,154.05 = 89,910,880.30 : x
  2. Step 2: Convert to fraction form
    93,312,102.70/139,968,154.05 = 89,910,880.30/x
  3. Step 3: Cross multiply
    93,312,102.70x = 139,968,154.05 × 89,910,880.30
  4. Step 4: Simplify right side
    93,312,102.70x = 12,584,659,944,601,510
  5. Step 5: Solve for x
    x = 12,584,659,944,601,510/93,312,102.70
  6. Step 6: Final answer
    x = 134,866,320.45

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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.