Home / 99,624,299.40-149,436,449.10-48,605,963.40

Finding the Fourth Proportional to 99,624,299.40, 149,436,449.10 and 48,605,963.40

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Solution

The fourth proportional to 99,624,299.40, 149,436,449.10 and 48,605,963.40 is: 72,908,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,624,299.40 : 149,436,449.10 = 48,605,963.40 : x
  2. Step 2: Convert to fraction form
    99,624,299.40/149,436,449.10 = 48,605,963.40/x
  3. Step 3: Cross multiply
    99,624,299.40x = 149,436,449.10 × 48,605,963.40
  4. Step 4: Simplify right side
    99,624,299.40x = 7,263,502,575,580,562
  5. Step 5: Solve for x
    x = 7,263,502,575,580,562/99,624,299.40
  6. Step 6: Final answer
    x = 72,908,945.10

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1.5x scale

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.