Home / 239,753,402,892.52-359,652,210,961.50-78,405,646,597.48

Finding the Fourth Proportional to 239,753,402,892.52, 359,652,210,961.50 and 78,405,646,597.48

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Solution

The fourth proportional to 239,753,402,892.52, 359,652,210,961.50 and 78,405,646,597.48 is: 117,615,699,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,753,402,892.52 : 359,652,210,961.50 = 78,405,646,597.48 : x
  2. Step 2: Convert to fraction form
    239,753,402,892.52/359,652,210,961.50 = 78,405,646,597.48/x
  3. Step 3: Cross multiply
    239,753,402,892.52x = 359,652,210,961.50 × 78,405,646,597.48
  4. Step 4: Simplify right side
    239,753,402,892.52x = 28,198,764,150,649,689,997,312
  5. Step 5: Solve for x
    x = 28,198,764,150,649,689,997,312/239,753,402,892.52
  6. Step 6: Final answer
    x = 117,615,699,341.26

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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.