Home / 189,182,443.81-261,159,658.38-110,855,126.29

Finding the Fourth Proportional to 189,182,443.81, 261,159,658.38 and 110,855,126.29

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Solution

The fourth proportional to 189,182,443.81, 261,159,658.38 and 110,855,126.29 is: 153,031,572.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,182,443.81 : 261,159,658.38 = 110,855,126.29 : x
  2. Step 2: Convert to fraction form
    189,182,443.81/261,159,658.38 = 110,855,126.29/x
  3. Step 3: Cross multiply
    189,182,443.81x = 261,159,658.38 × 110,855,126.29
  4. Step 4: Simplify right side
    189,182,443.81x = 28,950,886,911,568,156
  5. Step 5: Solve for x
    x = 28,950,886,911,568,156/189,182,443.81
  6. Step 6: Final answer
    x = 153,031,572.74

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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.