Home / 293,416,332.60-440,124,498.90-191,379,660.60

Finding the Fourth Proportional to 293,416,332.60, 440,124,498.90 and 191,379,660.60

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Solution

The fourth proportional to 293,416,332.60, 440,124,498.90 and 191,379,660.60 is: 287,069,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,416,332.60 : 440,124,498.90 = 191,379,660.60 : x
  2. Step 2: Convert to fraction form
    293,416,332.60/440,124,498.90 = 191,379,660.60/x
  3. Step 3: Cross multiply
    293,416,332.60x = 440,124,498.90 × 191,379,660.60
  4. Step 4: Simplify right side
    293,416,332.60x = 84,230,877,221,227,072
  5. Step 5: Solve for x
    x = 84,230,877,221,227,072/293,416,332.60
  6. Step 6: Final answer
    x = 287,069,490.90

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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.