Home / 242,488,910.37-334,634,830.55-130,979,750.59

Finding the Fourth Proportional to 242,488,910.37, 334,634,830.55 and 130,979,750.59

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Solution

The fourth proportional to 242,488,910.37, 334,634,830.55 and 130,979,750.59 is: 180,752,128.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,488,910.37 : 334,634,830.55 = 130,979,750.59 : x
  2. Step 2: Convert to fraction form
    242,488,910.37/334,634,830.55 = 130,979,750.59/x
  3. Step 3: Cross multiply
    242,488,910.37x = 334,634,830.55 × 130,979,750.59
  4. Step 4: Simplify right side
    242,488,910.37x = 43,830,386,644,165,912
  5. Step 5: Solve for x
    x = 43,830,386,644,165,912/242,488,910.37
  6. Step 6: Final answer
    x = 180,752,128.32

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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.