Home / 211,871,151.83-292,524,866.20-189,474,646.16

Finding the Fourth Proportional to 211,871,151.83, 292,524,866.20 and 189,474,646.16

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Solution

The fourth proportional to 211,871,151.83, 292,524,866.20 and 189,474,646.16 is: 261,602,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,871,151.83 : 292,524,866.20 = 189,474,646.16 : x
  2. Step 2: Convert to fraction form
    211,871,151.83/292,524,866.20 = 189,474,646.16/x
  3. Step 3: Cross multiply
    211,871,151.83x = 292,524,866.20 × 189,474,646.16
  4. Step 4: Simplify right side
    211,871,151.83x = 55,426,045,517,216,384
  5. Step 5: Solve for x
    x = 55,426,045,517,216,384/211,871,151.83
  6. Step 6: Final answer
    x = 261,602,606.29

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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.