Home / 87,803,206.40-131,718,806.40-36,658,899.20

Finding the Fourth Proportional to 87,803,206.40, 131,718,806.40 and 36,658,899.20

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Solution

The fourth proportional to 87,803,206.40, 131,718,806.40 and 36,658,899.20 is: 54,994,192.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,803,206.40 : 131,718,806.40 = 36,658,899.20 : x
  2. Step 2: Convert to fraction form
    87,803,206.40/131,718,806.40 = 36,658,899.20/x
  3. Step 3: Cross multiply
    87,803,206.40x = 131,718,806.40 × 36,658,899.20
  4. Step 4: Simplify right side
    87,803,206.40x = 4,828,666,446,561,915
  5. Step 5: Solve for x
    x = 4,828,666,446,561,915/87,803,206.40
  6. Step 6: Final answer
    x = 54,994,192.63

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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.