Home / 112,032,142.20-168,048,213.30-26,931,598.20

Finding the Fourth Proportional to 112,032,142.20, 168,048,213.30 and 26,931,598.20

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Solution

The fourth proportional to 112,032,142.20, 168,048,213.30 and 26,931,598.20 is: 40,397,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,032,142.20 : 168,048,213.30 = 26,931,598.20 : x
  2. Step 2: Convert to fraction form
    112,032,142.20/168,048,213.30 = 26,931,598.20/x
  3. Step 3: Cross multiply
    112,032,142.20x = 168,048,213.30 × 26,931,598.20
  4. Step 4: Simplify right side
    112,032,142.20x = 4,525,806,958,823,496
  5. Step 5: Solve for x
    x = 4,525,806,958,823,496/112,032,142.20
  6. Step 6: Final answer
    x = 40,397,397.30

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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.