Home / 162,677,596.15-224,412,072.91-103,878,439.03

Finding the Fourth Proportional to 162,677,596.15, 224,412,072.91 and 103,878,439.03

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Solution

The fourth proportional to 162,677,596.15, 224,412,072.91 and 103,878,439.03 is: 143,299,239.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,677,596.15 : 224,412,072.91 = 103,878,439.03 : x
  2. Step 2: Convert to fraction form
    162,677,596.15/224,412,072.91 = 103,878,439.03/x
  3. Step 3: Cross multiply
    162,677,596.15x = 224,412,072.91 × 103,878,439.03
  4. Step 4: Simplify right side
    162,677,596.15x = 23,311,575,833,377,348
  5. Step 5: Solve for x
    x = 23,311,575,833,377,348/162,677,596.15
  6. Step 6: Final answer
    x = 143,299,239.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.