Home / 230,688,015.40-346,032,023.10-121,363,676.20

Finding the Fourth Proportional to 230,688,015.40, 346,032,023.10 and 121,363,676.20

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Solution

The fourth proportional to 230,688,015.40, 346,032,023.10 and 121,363,676.20 is: 182,045,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,688,015.40 : 346,032,023.10 = 121,363,676.20 : x
  2. Step 2: Convert to fraction form
    230,688,015.40/346,032,023.10 = 121,363,676.20/x
  3. Step 3: Cross multiply
    230,688,015.40x = 346,032,023.10 × 121,363,676.20
  4. Step 4: Simplify right side
    230,688,015.40x = 41,995,718,406,339,328
  5. Step 5: Solve for x
    x = 41,995,718,406,339,328/230,688,015.40
  6. Step 6: Final answer
    x = 182,045,514.30

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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.