Home / 262,478,237.70-393,670,117.35-165,259,964.10

Finding the Fourth Proportional to 262,478,237.70, 393,670,117.35 and 165,259,964.10

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Solution

The fourth proportional to 262,478,237.70, 393,670,117.35 and 165,259,964.10 is: 247,860,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,478,237.70 : 393,670,117.35 = 165,259,964.10 : x
  2. Step 2: Convert to fraction form
    262,478,237.70/393,670,117.35 = 165,259,964.10/x
  3. Step 3: Cross multiply
    262,478,237.70x = 393,670,117.35 × 165,259,964.10
  4. Step 4: Simplify right side
    262,478,237.70x = 65,057,909,460,503,792
  5. Step 5: Solve for x
    x = 65,057,909,460,503,792/262,478,237.70
  6. Step 6: Final answer
    x = 247,860,203.69

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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.