Home / 247,346,256.70-370,924,906.65-74,765,712.70

Finding the Fourth Proportional to 247,346,256.70, 370,924,906.65 and 74,765,712.70

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Solution

The fourth proportional to 247,346,256.70, 370,924,906.65 and 74,765,712.70 is: 112,120,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,346,256.70 : 370,924,906.65 = 74,765,712.70 : x
  2. Step 2: Convert to fraction form
    247,346,256.70/370,924,906.65 = 74,765,712.70/x
  3. Step 3: Cross multiply
    247,346,256.70x = 370,924,906.65 × 74,765,712.70
  4. Step 4: Simplify right side
    247,346,256.70x = 27,732,465,003,868,220
  5. Step 5: Solve for x
    x = 27,732,465,003,868,220/247,346,256.70
  6. Step 6: Final answer
    x = 112,120,010.93

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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.