Home / 1,228,830,191.76-1,843,247,061.66-501,818,903.76

Finding the Fourth Proportional to 1,228,830,191.76, 1,843,247,061.66 and 501,818,903.76

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Solution

The fourth proportional to 1,228,830,191.76, 1,843,247,061.66 and 501,818,903.76 is: 752,729,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,830,191.76 : 1,843,247,061.66 = 501,818,903.76 : x
  2. Step 2: Convert to fraction form
    1,228,830,191.76/1,843,247,061.66 = 501,818,903.76/x
  3. Step 3: Cross multiply
    1,228,830,191.76x = 1,843,247,061.66 × 501,818,903.76
  4. Step 4: Simplify right side
    1,228,830,191.76x = 924,976,219,841,062,400
  5. Step 5: Solve for x
    x = 924,976,219,841,062,400/1,228,830,191.76
  6. Step 6: Final answer
    x = 752,729,080.10

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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.