Home / 127,625,416.80-191,485,364.40-51,003,434.40

Finding the Fourth Proportional to 127,625,416.80, 191,485,364.40 and 51,003,434.40

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Solution

The fourth proportional to 127,625,416.80, 191,485,364.40 and 51,003,434.40 is: 76,524,029.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,625,416.80 : 191,485,364.40 = 51,003,434.40 : x
  2. Step 2: Convert to fraction form
    127,625,416.80/191,485,364.40 = 51,003,434.40/x
  3. Step 3: Cross multiply
    127,625,416.80x = 191,485,364.40 × 51,003,434.40
  4. Step 4: Simplify right side
    127,625,416.80x = 9,766,411,221,735,496
  5. Step 5: Solve for x
    x = 9,766,411,221,735,496/127,625,416.80
  6. Step 6: Final answer
    x = 76,524,029.98

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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.