Home / 1,408,144,493.40-2,112,216,740.10-373,165,114.20

Finding the Fourth Proportional to 1,408,144,493.40, 2,112,216,740.10 and 373,165,114.20

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Solution

The fourth proportional to 1,408,144,493.40, 2,112,216,740.10 and 373,165,114.20 is: 559,747,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,144,493.40 : 2,112,216,740.10 = 373,165,114.20 : x
  2. Step 2: Convert to fraction form
    1,408,144,493.40/2,112,216,740.10 = 373,165,114.20/x
  3. Step 3: Cross multiply
    1,408,144,493.40x = 2,112,216,740.10 × 373,165,114.20
  4. Step 4: Simplify right side
    1,408,144,493.40x = 788,205,601,034,568,192
  5. Step 5: Solve for x
    x = 788,205,601,034,568,192/1,408,144,493.40
  6. Step 6: Final answer
    x = 559,747,671.30

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Double scale
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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.