Home / 489,360,332.53-675,317,221.28-266,343,613.23

Finding the Fourth Proportional to 489,360,332.53, 675,317,221.28 and 266,343,613.23

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Solution

The fourth proportional to 489,360,332.53, 675,317,221.28 and 266,343,613.23 is: 367,554,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,360,332.53 : 675,317,221.28 = 266,343,613.23 : x
  2. Step 2: Convert to fraction form
    489,360,332.53/675,317,221.28 = 266,343,613.23/x
  3. Step 3: Cross multiply
    489,360,332.53x = 675,317,221.28 × 266,343,613.23
  4. Step 4: Simplify right side
    489,360,332.53x = 179,866,428,794,358,144
  5. Step 5: Solve for x
    x = 179,866,428,794,358,144/489,360,332.53
  6. Step 6: Final answer
    x = 367,554,165.79

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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.