Home / 497,472,390.40-746,304,230.40-190,740,582.40

Finding the Fourth Proportional to 497,472,390.40, 746,304,230.40 and 190,740,582.40

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Solution

The fourth proportional to 497,472,390.40, 746,304,230.40 and 190,740,582.40 is: 286,147,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,472,390.40 : 746,304,230.40 = 190,740,582.40 : x
  2. Step 2: Convert to fraction form
    497,472,390.40/746,304,230.40 = 190,740,582.40/x
  3. Step 3: Cross multiply
    497,472,390.40x = 746,304,230.40 × 190,740,582.40
  4. Step 4: Simplify right side
    497,472,390.40x = 142,350,503,554,079,792
  5. Step 5: Solve for x
    x = 142,350,503,554,079,792/497,472,390.40
  6. Step 6: Final answer
    x = 286,147,545.68

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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.