Home / 99,885,703.10-149,838,533.85-27,103,639.10

Finding the Fourth Proportional to 99,885,703.10, 149,838,533.85 and 27,103,639.10

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Solution

The fourth proportional to 99,885,703.10, 149,838,533.85 and 27,103,639.10 is: 40,658,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,885,703.10 : 149,838,533.85 = 27,103,639.10 : x
  2. Step 2: Convert to fraction form
    99,885,703.10/149,838,533.85 = 27,103,639.10/x
  3. Step 3: Cross multiply
    99,885,703.10x = 149,838,533.85 × 27,103,639.10
  4. Step 4: Simplify right side
    99,885,703.10x = 4,061,169,544,743,533.50
  5. Step 5: Solve for x
    x = 4,061,169,544,743,533.50/99,885,703.10
  6. Step 6: Final answer
    x = 40,658,166.47

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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.