Home / 242,488,909.37-334,634,829.17-130,979,749.59

Finding the Fourth Proportional to 242,488,909.37, 334,634,829.17 and 130,979,749.59

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Solution

The fourth proportional to 242,488,909.37, 334,634,829.17 and 130,979,749.59 is: 180,752,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,488,909.37 : 334,634,829.17 = 130,979,749.59 : x
  2. Step 2: Convert to fraction form
    242,488,909.37/334,634,829.17 = 130,979,749.59/x
  3. Step 3: Cross multiply
    242,488,909.37x = 334,634,829.17 × 130,979,749.59
  4. Step 4: Simplify right side
    242,488,909.37x = 43,830,386,128,124,136
  5. Step 5: Solve for x
    x = 43,830,386,128,124,136/242,488,909.37
  6. Step 6: Final answer
    x = 180,752,126.94

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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.