Home / 199,717,121.93-275,585,758.92-110,397,000.40

Finding the Fourth Proportional to 199,717,121.93, 275,585,758.92 and 110,397,000.40

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Solution

The fourth proportional to 199,717,121.93, 275,585,758.92 and 110,397,000.40 is: 152,334,666.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,717,121.93 : 275,585,758.92 = 110,397,000.40 : x
  2. Step 2: Convert to fraction form
    199,717,121.93/275,585,758.92 = 110,397,000.40/x
  3. Step 3: Cross multiply
    199,717,121.93x = 275,585,758.92 × 110,397,000.40
  4. Step 4: Simplify right side
    199,717,121.93x = 30,423,841,137,036,580
  5. Step 5: Solve for x
    x = 30,423,841,137,036,580/199,717,121.93
  6. Step 6: Final answer
    x = 152,334,666.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.