Home / 185,512,298.60-278,184,467.10-70,458,602.60

Finding the Fourth Proportional to 185,512,298.60, 278,184,467.10 and 70,458,602.60

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Solution

The fourth proportional to 185,512,298.60, 278,184,467.10 and 70,458,602.60 is: 105,656,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,512,298.60 : 278,184,467.10 = 70,458,602.60 : x
  2. Step 2: Convert to fraction form
    185,512,298.60/278,184,467.10 = 70,458,602.60/x
  3. Step 3: Cross multiply
    185,512,298.60x = 278,184,467.10 × 70,458,602.60
  4. Step 4: Simplify right side
    185,512,298.60x = 19,600,488,816,891,676
  5. Step 5: Solve for x
    x = 19,600,488,816,891,676/185,512,298.60
  6. Step 6: Final answer
    x = 105,656,007.53

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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.