Home / 242,488,984.59-334,634,932.71-130,979,824.76

Finding the Fourth Proportional to 242,488,984.59, 334,634,932.71 and 130,979,824.76

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Solution

The fourth proportional to 242,488,984.59, 334,634,932.71 and 130,979,824.76 is: 180,752,230.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,488,984.59 : 334,634,932.71 = 130,979,824.76 : x
  2. Step 2: Convert to fraction form
    242,488,984.59/334,634,932.71 = 130,979,824.76/x
  3. Step 3: Cross multiply
    242,488,984.59x = 334,634,932.71 × 130,979,824.76
  4. Step 4: Simplify right side
    242,488,984.59x = 43,830,424,843,257,016
  5. Step 5: Solve for x
    x = 43,830,424,843,257,016/242,488,984.59
  6. Step 6: Final answer
    x = 180,752,230.53

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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.