Home / 9,111,720,681.78-13,666,200,060.03-2,479,866,615.54

Finding the Fourth Proportional to 9,111,720,681.78, 13,666,200,060.03 and 2,479,866,615.54

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Solution

The fourth proportional to 9,111,720,681.78, 13,666,200,060.03 and 2,479,866,615.54 is: 3,719,424,077.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,720,681.78 : 13,666,200,060.03 = 2,479,866,615.54 : x
  2. Step 2: Convert to fraction form
    9,111,720,681.78/13,666,200,060.03 = 2,479,866,615.54/x
  3. Step 3: Cross multiply
    9,111,720,681.78x = 13,666,200,060.03 × 2,479,866,615.54
  4. Step 4: Simplify right side
    9,111,720,681.78x = 33,890,353,290,159,140,864
  5. Step 5: Solve for x
    x = 33,890,353,290,159,140,864/9,111,720,681.78
  6. Step 6: Final answer
    x = 3,719,424,077.38

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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.