Home / 460,811,328.72-691,217,658.35-188,182,095.72

Finding the Fourth Proportional to 460,811,328.72, 691,217,658.35 and 188,182,095.72

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Solution

The fourth proportional to 460,811,328.72, 691,217,658.35 and 188,182,095.72 is: 282,273,415.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,811,328.72 : 691,217,658.35 = 188,182,095.72 : x
  2. Step 2: Convert to fraction form
    460,811,328.72/691,217,658.35 = 188,182,095.72/x
  3. Step 3: Cross multiply
    460,811,328.72x = 691,217,658.35 × 188,182,095.72
  4. Step 4: Simplify right side
    460,811,328.72x = 130,074,787,546,973,968
  5. Step 5: Solve for x
    x = 130,074,787,546,973,968/460,811,328.72
  6. Step 6: Final answer
    x = 282,273,415.26

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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.