Home / 423,222,408.60-634,049,792.10-240,928,085.40

Finding the Fourth Proportional to 423,222,408.60, 634,049,792.10 and 240,928,085.40

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Solution

The fourth proportional to 423,222,408.60, 634,049,792.10 and 240,928,085.40 is: 360,945,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,222,408.60 : 634,049,792.10 = 240,928,085.40 : x
  2. Step 2: Convert to fraction form
    423,222,408.60/634,049,792.10 = 240,928,085.40/x
  3. Step 3: Cross multiply
    423,222,408.60x = 634,049,792.10 × 240,928,085.40
  4. Step 4: Simplify right side
    423,222,408.60x = 152,760,402,458,921,056
  5. Step 5: Solve for x
    x = 152,760,402,458,921,056/423,222,408.60
  6. Step 6: Final answer
    x = 360,945,921.94

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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.