Home / 87,803,208.40-131,718,809.40-36,658,901.20

Finding the Fourth Proportional to 87,803,208.40, 131,718,809.40 and 36,658,901.20

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Solution

The fourth proportional to 87,803,208.40, 131,718,809.40 and 36,658,901.20 is: 54,994,195.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,803,208.40 : 131,718,809.40 = 36,658,901.20 : x
  2. Step 2: Convert to fraction form
    87,803,208.40/131,718,809.40 = 36,658,901.20/x
  3. Step 3: Cross multiply
    87,803,208.40x = 131,718,809.40 × 36,658,901.20
  4. Step 4: Simplify right side
    87,803,208.40x = 4,828,666,819,976,232
  5. Step 5: Solve for x
    x = 4,828,666,819,976,232/87,803,208.40
  6. Step 6: Final answer
    x = 54,994,195.63

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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.