Home / 96,232,148.70-144,348,223.05-80,076,342.30

Finding the Fourth Proportional to 96,232,148.70, 144,348,223.05 and 80,076,342.30

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Solution

The fourth proportional to 96,232,148.70, 144,348,223.05 and 80,076,342.30 is: 120,114,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,232,148.70 : 144,348,223.05 = 80,076,342.30 : x
  2. Step 2: Convert to fraction form
    96,232,148.70/144,348,223.05 = 80,076,342.30/x
  3. Step 3: Cross multiply
    96,232,148.70x = 144,348,223.05 × 80,076,342.30
  4. Step 4: Simplify right side
    96,232,148.70x = 11,558,877,719,348,550
  5. Step 5: Solve for x
    x = 11,558,877,719,348,550/96,232,148.70
  6. Step 6: Final answer
    x = 120,114,513.45

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Double scale
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Similar ratio
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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.