Home / 286,092,448.20-429,138,672.30-70,681,696.20

Finding the Fourth Proportional to 286,092,448.20, 429,138,672.30 and 70,681,696.20

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Solution

The fourth proportional to 286,092,448.20, 429,138,672.30 and 70,681,696.20 is: 106,022,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,092,448.20 : 429,138,672.30 = 70,681,696.20 : x
  2. Step 2: Convert to fraction form
    286,092,448.20/429,138,672.30 = 70,681,696.20/x
  3. Step 3: Cross multiply
    286,092,448.20x = 429,138,672.30 × 70,681,696.20
  4. Step 4: Simplify right side
    286,092,448.20x = 30,332,249,263,179,956
  5. Step 5: Solve for x
    x = 30,332,249,263,179,956/286,092,448.20
  6. Step 6: Final answer
    x = 106,022,544.30

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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.