Home / 8,424,985,422.41-11,620,881,612.02-5,418,039,681.59

Finding the Fourth Proportional to 8,424,985,422.41, 11,620,881,612.02 and 5,418,039,681.59

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Solution

The fourth proportional to 8,424,985,422.41, 11,620,881,612.02 and 5,418,039,681.59 is: 7,473,294,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,985,422.41 : 11,620,881,612.02 = 5,418,039,681.59 : x
  2. Step 2: Convert to fraction form
    8,424,985,422.41/11,620,881,612.02 = 5,418,039,681.59/x
  3. Step 3: Cross multiply
    8,424,985,422.41x = 11,620,881,612.02 × 5,418,039,681.59
  4. Step 4: Simplify right side
    8,424,985,422.41x = 62,962,397,708,942,082,048
  5. Step 5: Solve for x
    x = 62,962,397,708,942,082,048/8,424,985,422.41
  6. Step 6: Final answer
    x = 7,473,294,558.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.