Home / 150,424,430.56-207,628,760.88-88,580,641.40

Finding the Fourth Proportional to 150,424,430.56, 207,628,760.88 and 88,580,641.40

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Solution

The fourth proportional to 150,424,430.56, 207,628,760.88 and 88,580,641.40 is: 122,266,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,424,430.56 : 207,628,760.88 = 88,580,641.40 : x
  2. Step 2: Convert to fraction form
    150,424,430.56/207,628,760.88 = 88,580,641.40/x
  3. Step 3: Cross multiply
    150,424,430.56x = 207,628,760.88 × 88,580,641.40
  4. Step 4: Simplify right side
    150,424,430.56x = 18,391,888,811,837,628
  5. Step 5: Solve for x
    x = 18,391,888,811,837,628/150,424,430.56
  6. Step 6: Final answer
    x = 122,266,634.11

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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.