Home / 112,118,048.10-168,177,072.15-99,363,464.10

Finding the Fourth Proportional to 112,118,048.10, 168,177,072.15 and 99,363,464.10

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Solution

The fourth proportional to 112,118,048.10, 168,177,072.15 and 99,363,464.10 is: 149,045,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,118,048.10 : 168,177,072.15 = 99,363,464.10 : x
  2. Step 2: Convert to fraction form
    112,118,048.10/168,177,072.15 = 99,363,464.10/x
  3. Step 3: Cross multiply
    112,118,048.10x = 168,177,072.15 × 99,363,464.10
  4. Step 4: Simplify right side
    112,118,048.10x = 16,710,656,471,019,634
  5. Step 5: Solve for x
    x = 16,710,656,471,019,634/112,118,048.10
  6. Step 6: Final answer
    x = 149,045,196.15

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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.