Home / 230,009,981,281.92-317,430,199,331.28-127,124,887,651.20

Finding the Fourth Proportional to 230,009,981,281.92, 317,430,199,331.28 and 127,124,887,651.20

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Solution

The fourth proportional to 230,009,981,281.92, 317,430,199,331.28 and 127,124,887,651.20 is: 175,441,423,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,009,981,281.92 : 317,430,199,331.28 = 127,124,887,651.20 : x
  2. Step 2: Convert to fraction form
    230,009,981,281.92/317,430,199,331.28 = 127,124,887,651.20/x
  3. Step 3: Cross multiply
    230,009,981,281.92x = 317,430,199,331.28 × 127,124,887,651.20
  4. Step 4: Simplify right side
    230,009,981,281.92x = 40,353,278,427,086,993,752,064
  5. Step 5: Solve for x
    x = 40,353,278,427,086,993,752,064/230,009,981,281.92
  6. Step 6: Final answer
    x = 175,441,423,029.49

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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.