Home / 199,587,967.20-299,381,950.80-170,362,648.80

Finding the Fourth Proportional to 199,587,967.20, 299,381,950.80 and 170,362,648.80

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Solution

The fourth proportional to 199,587,967.20, 299,381,950.80 and 170,362,648.80 is: 255,543,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,587,967.20 : 299,381,950.80 = 170,362,648.80 : x
  2. Step 2: Convert to fraction form
    199,587,967.20/299,381,950.80 = 170,362,648.80/x
  3. Step 3: Cross multiply
    199,587,967.20x = 299,381,950.80 × 170,362,648.80
  4. Step 4: Simplify right side
    199,587,967.20x = 51,003,502,141,199,288
  5. Step 5: Solve for x
    x = 51,003,502,141,199,288/199,587,967.20
  6. Step 6: Final answer
    x = 255,543,973.20

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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.