Home / 471,521,030,177.40-707,281,545,266.10-259,203,123,079.80

Finding the Fourth Proportional to 471,521,030,177.40, 707,281,545,266.10 and 259,203,123,079.80

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Solution

The fourth proportional to 471,521,030,177.40, 707,281,545,266.10 and 259,203,123,079.80 is: 388,804,684,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,521,030,177.40 : 707,281,545,266.10 = 259,203,123,079.80 : x
  2. Step 2: Convert to fraction form
    471,521,030,177.40/707,281,545,266.10 = 259,203,123,079.80/x
  3. Step 3: Cross multiply
    471,521,030,177.40x = 707,281,545,266.10 × 259,203,123,079.80
  4. Step 4: Simplify right side
    471,521,030,177.40x = 183,329,585,429,680,045,948,928
  5. Step 5: Solve for x
    x = 183,329,585,429,680,045,948,928/471,521,030,177.40
  6. Step 6: Final answer
    x = 388,804,684,619.70

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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.