Home / 125,301,115.46-188,136,175.08-70,077,146.66

Finding the Fourth Proportional to 125,301,115.46, 188,136,175.08 and 70,077,146.66

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Solution

The fourth proportional to 125,301,115.46, 188,136,175.08 and 70,077,146.66 is: 105,218,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,301,115.46 : 188,136,175.08 = 70,077,146.66 : x
  2. Step 2: Convert to fraction form
    125,301,115.46/188,136,175.08 = 70,077,146.66/x
  3. Step 3: Cross multiply
    125,301,115.46x = 188,136,175.08 × 70,077,146.66
  4. Step 4: Simplify right side
    125,301,115.46x = 13,184,046,333,132,598
  5. Step 5: Solve for x
    x = 13,184,046,333,132,598/125,301,115.46
  6. Step 6: Final answer
    x = 105,218,906.35

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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.