Home / 194,941,016.80-292,411,525.20-189,272,312.80

Finding the Fourth Proportional to 194,941,016.80, 292,411,525.20 and 189,272,312.80

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Solution

The fourth proportional to 194,941,016.80, 292,411,525.20 and 189,272,312.80 is: 283,908,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,941,016.80 : 292,411,525.20 = 189,272,312.80 : x
  2. Step 2: Convert to fraction form
    194,941,016.80/292,411,525.20 = 189,272,312.80/x
  3. Step 3: Cross multiply
    194,941,016.80x = 292,411,525.20 × 189,272,312.80
  4. Step 4: Simplify right side
    194,941,016.80x = 55,345,405,663,979,480
  5. Step 5: Solve for x
    x = 55,345,405,663,979,480/194,941,016.80
  6. Step 6: Final answer
    x = 283,908,469.20

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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.