Home / 383,454,166.40-574,047,508.80-361,031,292.80

Finding the Fourth Proportional to 383,454,166.40, 574,047,508.80 and 361,031,292.80

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Solution

The fourth proportional to 383,454,166.40, 574,047,508.80 and 361,031,292.80 is: 540,479,495.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,454,166.40 : 574,047,508.80 = 361,031,292.80 : x
  2. Step 2: Convert to fraction form
    383,454,166.40/574,047,508.80 = 361,031,292.80/x
  3. Step 3: Cross multiply
    383,454,166.40x = 574,047,508.80 × 361,031,292.80
  4. Step 4: Simplify right side
    383,454,166.40x = 207,249,114,230,683,360
  5. Step 5: Solve for x
    x = 207,249,114,230,683,360/383,454,166.40
  6. Step 6: Final answer
    x = 540,479,495.05

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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.