Home / 1,184,358,031.74-1,777,045,148.73-457,856,927.10

Finding the Fourth Proportional to 1,184,358,031.74, 1,777,045,148.73 and 457,856,927.10

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Solution

The fourth proportional to 1,184,358,031.74, 1,777,045,148.73 and 457,856,927.10 is: 686,981,815.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,358,031.74 : 1,777,045,148.73 = 457,856,927.10 : x
  2. Step 2: Convert to fraction form
    1,184,358,031.74/1,777,045,148.73 = 457,856,927.10/x
  3. Step 3: Cross multiply
    1,184,358,031.74x = 1,777,045,148.73 × 457,856,927.10
  4. Step 4: Simplify right side
    1,184,358,031.74x = 813,632,431,115,480,320
  5. Step 5: Solve for x
    x = 813,632,431,115,480,320/1,184,358,031.74
  6. Step 6: Final answer
    x = 686,981,815.73

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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.