Home / 574,477,703.20-861,716,554.80-342,025,409.80

Finding the Fourth Proportional to 574,477,703.20, 861,716,554.80 and 342,025,409.80

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Solution

The fourth proportional to 574,477,703.20, 861,716,554.80 and 342,025,409.80 is: 513,038,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,477,703.20 : 861,716,554.80 = 342,025,409.80 : x
  2. Step 2: Convert to fraction form
    574,477,703.20/861,716,554.80 = 342,025,409.80/x
  3. Step 3: Cross multiply
    574,477,703.20x = 861,716,554.80 × 342,025,409.80
  4. Step 4: Simplify right side
    574,477,703.20x = 294,728,957,786,914,176
  5. Step 5: Solve for x
    x = 294,728,957,786,914,176/574,477,703.20
  6. Step 6: Final answer
    x = 513,038,114.70

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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.