Home / 28,614,640,122.27-42,921,950,081.09-7,652,528,151.39

Finding the Fourth Proportional to 28,614,640,122.27, 42,921,950,081.09 and 7,652,528,151.39

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Solution

The fourth proportional to 28,614,640,122.27, 42,921,950,081.09 and 7,652,528,151.39 is: 11,478,789,525.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,614,640,122.27 : 42,921,950,081.09 = 7,652,528,151.39 : x
  2. Step 2: Convert to fraction form
    28,614,640,122.27/42,921,950,081.09 = 7,652,528,151.39/x
  3. Step 3: Cross multiply
    28,614,640,122.27x = 42,921,950,081.09 × 7,652,528,151.39
  4. Step 4: Simplify right side
    28,614,640,122.27x = 328,461,431,308,059,279,360
  5. Step 5: Solve for x
    x = 328,461,431,308,059,279,360/28,614,640,122.27
  6. Step 6: Final answer
    x = 11,478,789,525.38

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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.