Home / 425,598,735,584.79-587,325,875,657.85-240,239,460,475.80

Finding the Fourth Proportional to 425,598,735,584.79, 587,325,875,657.85 and 240,239,460,475.80

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Solution

The fourth proportional to 425,598,735,584.79, 587,325,875,657.85 and 240,239,460,475.80 is: 331,530,241,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,598,735,584.79 : 587,325,875,657.85 = 240,239,460,475.80 : x
  2. Step 2: Convert to fraction form
    425,598,735,584.79/587,325,875,657.85 = 240,239,460,475.80/x
  3. Step 3: Cross multiply
    425,598,735,584.79x = 587,325,875,657.85 × 240,239,460,475.80
  4. Step 4: Simplify right side
    425,598,735,584.79x = 141,098,851,491,518,670,176,256
  5. Step 5: Solve for x
    x = 141,098,851,491,518,670,176,256/425,598,735,584.79
  6. Step 6: Final answer
    x = 331,530,241,267.38

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1.5x scale

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.