Home / 93,103,679.40-139,655,519.10-82,880,083.17

Finding the Fourth Proportional to 93,103,679.40, 139,655,519.10 and 82,880,083.17

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Solution

The fourth proportional to 93,103,679.40, 139,655,519.10 and 82,880,083.17 is: 124,320,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,103,679.40 : 139,655,519.10 = 82,880,083.17 : x
  2. Step 2: Convert to fraction form
    93,103,679.40/139,655,519.10 = 82,880,083.17/x
  3. Step 3: Cross multiply
    93,103,679.40x = 139,655,519.10 × 82,880,083.17
  4. Step 4: Simplify right side
    93,103,679.40x = 11,574,661,038,157,524
  5. Step 5: Solve for x
    x = 11,574,661,038,157,524/93,103,679.40
  6. Step 6: Final answer
    x = 124,320,124.76

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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.