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Finding the Fourth Proportional to 242,488,978.45, 334,634,924.27 and 130,979,818.61

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Solution

The fourth proportional to 242,488,978.45, 334,634,924.27 and 130,979,818.61 is: 180,752,222.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,488,978.45 : 334,634,924.27 = 130,979,818.61 : x
  2. Step 2: Convert to fraction form
    242,488,978.45/334,634,924.27 = 130,979,818.61/x
  3. Step 3: Cross multiply
    242,488,978.45x = 334,634,924.27 × 130,979,818.61
  4. Step 4: Simplify right side
    242,488,978.45x = 43,830,421,681,455,680
  5. Step 5: Solve for x
    x = 43,830,421,681,455,680/242,488,978.45
  6. Step 6: Final answer
    x = 180,752,222.07

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Why These Related Problems?

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