Home / 162,328,960.85-224,007,964.40-87,987,925.22

Finding the Fourth Proportional to 162,328,960.85, 224,007,964.40 and 87,987,925.22

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Solution

The fourth proportional to 162,328,960.85, 224,007,964.40 and 87,987,925.22 is: 121,420,083.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,328,960.85 : 224,007,964.40 = 87,987,925.22 : x
  2. Step 2: Convert to fraction form
    162,328,960.85/224,007,964.40 = 87,987,925.22/x
  3. Step 3: Cross multiply
    162,328,960.85x = 224,007,964.40 × 87,987,925.22
  4. Step 4: Simplify right side
    162,328,960.85x = 19,709,996,018,751,644
  5. Step 5: Solve for x
    x = 19,709,996,018,751,644/162,328,960.85
  6. Step 6: Final answer
    x = 121,420,083.74

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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.