Home / 21,555,779,862.40-32,333,669,793.60-9,770,544,246.40

Finding the Fourth Proportional to 21,555,779,862.40, 32,333,669,793.60 and 9,770,544,246.40

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Solution

The fourth proportional to 21,555,779,862.40, 32,333,669,793.60 and 9,770,544,246.40 is: 14,655,816,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,555,779,862.40 : 32,333,669,793.60 = 9,770,544,246.40 : x
  2. Step 2: Convert to fraction form
    21,555,779,862.40/32,333,669,793.60 = 9,770,544,246.40/x
  3. Step 3: Cross multiply
    21,555,779,862.40x = 32,333,669,793.60 × 9,770,544,246.40
  4. Step 4: Simplify right side
    21,555,779,862.40x = 315,917,551,366,855,917,568
  5. Step 5: Solve for x
    x = 315,917,551,366,855,917,568/21,555,779,862.40
  6. Step 6: Final answer
    x = 14,655,816,369.60

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1.5x scale

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.