Home / 355,853,122.10-533,779,683.15-218,103,614.90

Finding the Fourth Proportional to 355,853,122.10, 533,779,683.15 and 218,103,614.90

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Solution

The fourth proportional to 355,853,122.10, 533,779,683.15 and 218,103,614.90 is: 327,155,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,853,122.10 : 533,779,683.15 = 218,103,614.90 : x
  2. Step 2: Convert to fraction form
    355,853,122.10/533,779,683.15 = 218,103,614.90/x
  3. Step 3: Cross multiply
    355,853,122.10x = 533,779,683.15 × 218,103,614.90
  4. Step 4: Simplify right side
    355,853,122.10x = 116,419,278,455,191,616
  5. Step 5: Solve for x
    x = 116,419,278,455,191,616/355,853,122.10
  6. Step 6: Final answer
    x = 327,155,422.35

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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.