Home / 435,660,506.31-653,683,739.01-228,349,648.65

Finding the Fourth Proportional to 435,660,506.31, 653,683,739.01 and 228,349,648.65

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Solution

The fourth proportional to 435,660,506.31, 653,683,739.01 and 228,349,648.65 is: 342,625,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,660,506.31 : 653,683,739.01 = 228,349,648.65 : x
  2. Step 2: Convert to fraction form
    435,660,506.31/653,683,739.01 = 228,349,648.65/x
  3. Step 3: Cross multiply
    435,660,506.31x = 653,683,739.01 × 228,349,648.65
  4. Step 4: Simplify right side
    435,660,506.31x = 149,268,452,131,151,808
  5. Step 5: Solve for x
    x = 149,268,452,131,151,808/435,660,506.31
  6. Step 6: Final answer
    x = 342,625,622.40

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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.