Home / 93,312,821.70-139,969,232.55-89,911,599.30

Finding the Fourth Proportional to 93,312,821.70, 139,969,232.55 and 89,911,599.30

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Solution

The fourth proportional to 93,312,821.70, 139,969,232.55 and 89,911,599.30 is: 134,867,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,821.70 : 139,969,232.55 = 89,911,599.30 : x
  2. Step 2: Convert to fraction form
    93,312,821.70/139,969,232.55 = 89,911,599.30/x
  3. Step 3: Cross multiply
    93,312,821.70x = 139,969,232.55 × 89,911,599.30
  4. Step 4: Simplify right side
    93,312,821.70x = 12,584,857,551,364,118
  5. Step 5: Solve for x
    x = 12,584,857,551,364,118/93,312,821.70
  6. Step 6: Final answer
    x = 134,867,398.95

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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.