Home / 210,768,696.88-314,872,092.08-136,386,516.86

Finding the Fourth Proportional to 210,768,696.88, 314,872,092.08 and 136,386,516.86

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Solution

The fourth proportional to 210,768,696.88, 314,872,092.08 and 136,386,516.86 is: 203,750,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,768,696.88 : 314,872,092.08 = 136,386,516.86 : x
  2. Step 2: Convert to fraction form
    210,768,696.88/314,872,092.08 = 136,386,516.86/x
  3. Step 3: Cross multiply
    210,768,696.88x = 314,872,092.08 × 136,386,516.86
  4. Step 4: Simplify right side
    210,768,696.88x = 42,944,307,894,652,832
  5. Step 5: Solve for x
    x = 42,944,307,894,652,832/210,768,696.88
  6. Step 6: Final answer
    x = 203,750,882.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.