Home / 136,549,328,134.53-188,433,981,962.94-75,584,194,284.68

Finding the Fourth Proportional to 136,549,328,134.53, 188,433,981,962.94 and 75,584,194,284.68

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Solution

The fourth proportional to 136,549,328,134.53, 188,433,981,962.94 and 75,584,194,284.68 is: 104,303,923,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,549,328,134.53 : 188,433,981,962.94 = 75,584,194,284.68 : x
  2. Step 2: Convert to fraction form
    136,549,328,134.53/188,433,981,962.94 = 75,584,194,284.68/x
  3. Step 3: Cross multiply
    136,549,328,134.53x = 188,433,981,962.94 × 75,584,194,284.68
  4. Step 4: Simplify right side
    136,549,328,134.53x = 14,242,630,702,521,802,293,248
  5. Step 5: Solve for x
    x = 14,242,630,702,521,802,293,248/136,549,328,134.53
  6. Step 6: Final answer
    x = 104,303,923,696.28

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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.