Home / 55,495,079,271.75-76,583,266,073.43-30,120,555,834.84

Finding the Fourth Proportional to 55,495,079,271.75, 76,583,266,073.43 and 30,120,555,834.84

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Solution

The fourth proportional to 55,495,079,271.75, 76,583,266,073.43 and 30,120,555,834.84 is: 41,566,397,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,495,079,271.75 : 76,583,266,073.43 = 30,120,555,834.84 : x
  2. Step 2: Convert to fraction form
    55,495,079,271.75/76,583,266,073.43 = 30,120,555,834.84/x
  3. Step 3: Cross multiply
    55,495,079,271.75x = 76,583,266,073.43 × 30,120,555,834.84
  4. Step 4: Simplify right side
    55,495,079,271.75x = 2,306,730,541,779,155,943,424
  5. Step 5: Solve for x
    x = 2,306,730,541,779,155,943,424/55,495,079,271.75
  6. Step 6: Final answer
    x = 41,566,397,814.90

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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.