Home / 208,070,198,131.98-287,136,650,335.95-113,023,109,184.78

Finding the Fourth Proportional to 208,070,198,131.98, 287,136,650,335.95 and 113,023,109,184.78

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Solution

The fourth proportional to 208,070,198,131.98, 287,136,650,335.95 and 113,023,109,184.78 is: 155,971,769,495.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,070,198,131.98 : 287,136,650,335.95 = 113,023,109,184.78 : x
  2. Step 2: Convert to fraction form
    208,070,198,131.98/287,136,650,335.95 = 113,023,109,184.78/x
  3. Step 3: Cross multiply
    208,070,198,131.98x = 287,136,650,335.95 × 113,023,109,184.78
  4. Step 4: Simplify right side
    208,070,198,131.98x = 32,453,076,981,872,072,851,456
  5. Step 5: Solve for x
    x = 32,453,076,981,872,072,851,456/208,070,198,131.98
  6. Step 6: Final answer
    x = 155,971,769,495.25

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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.