Home / 1,292,632,672.84-1,941,818,791.02-801,708,735.40

Finding the Fourth Proportional to 1,292,632,672.84, 1,941,818,791.02 and 801,708,735.40

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Solution

The fourth proportional to 1,292,632,672.84, 1,941,818,791.02 and 801,708,735.40 is: 1,204,342,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,632,672.84 : 1,941,818,791.02 = 801,708,735.40 : x
  2. Step 2: Convert to fraction form
    1,292,632,672.84/1,941,818,791.02 = 801,708,735.40/x
  3. Step 3: Cross multiply
    1,292,632,672.84x = 1,941,818,791.02 × 801,708,735.40
  4. Step 4: Simplify right side
    1,292,632,672.84x = 1,556,773,087,324,601,088
  5. Step 5: Solve for x
    x = 1,556,773,087,324,601,088/1,292,632,672.84
  6. Step 6: Final answer
    x = 1,204,342,981.60

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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.