Home / 99,046,411.40-148,569,617.10-82,026,302.60

Finding the Fourth Proportional to 99,046,411.40, 148,569,617.10 and 82,026,302.60

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Solution

The fourth proportional to 99,046,411.40, 148,569,617.10 and 82,026,302.60 is: 123,039,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,046,411.40 : 148,569,617.10 = 82,026,302.60 : x
  2. Step 2: Convert to fraction form
    99,046,411.40/148,569,617.10 = 82,026,302.60/x
  3. Step 3: Cross multiply
    99,046,411.40x = 148,569,617.10 × 82,026,302.60
  4. Step 4: Simplify right side
    99,046,411.40x = 12,186,616,369,410,734
  5. Step 5: Solve for x
    x = 12,186,616,369,410,734/99,046,411.40
  6. Step 6: Final answer
    x = 123,039,453.90

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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.