Home / 274,285,672,627.48-411,429,895,790.98-85,615,752,595.48

Finding the Fourth Proportional to 274,285,672,627.48, 411,429,895,790.98 and 85,615,752,595.48

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Solution

The fourth proportional to 274,285,672,627.48, 411,429,895,790.98 and 85,615,752,595.48 is: 128,424,061,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,285,672,627.48 : 411,429,895,790.98 = 85,615,752,595.48 : x
  2. Step 2: Convert to fraction form
    274,285,672,627.48/411,429,895,790.98 = 85,615,752,595.48/x
  3. Step 3: Cross multiply
    274,285,672,627.48x = 411,429,895,790.98 × 85,615,752,595.48
  4. Step 4: Simplify right side
    274,285,672,627.48x = 35,224,880,168,424,660,008,960
  5. Step 5: Solve for x
    x = 35,224,880,168,424,660,008,960/274,285,672,627.48
  6. Step 6: Final answer
    x = 128,424,061,785.63

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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.