Home / 574,190,145.60-861,243,431.76-224,370,689.28

Finding the Fourth Proportional to 574,190,145.60, 861,243,431.76 and 224,370,689.28

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Solution

The fourth proportional to 574,190,145.60, 861,243,431.76 and 224,370,689.28 is: 336,539,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,190,145.60 : 861,243,431.76 = 224,370,689.28 : x
  2. Step 2: Convert to fraction form
    574,190,145.60/861,243,431.76 = 224,370,689.28/x
  3. Step 3: Cross multiply
    574,190,145.60x = 861,243,431.76 × 224,370,689.28
  4. Step 4: Simplify right side
    574,190,145.60x = 193,237,782,421,863,840
  5. Step 5: Solve for x
    x = 193,237,782,421,863,840/574,190,145.60
  6. Step 6: Final answer
    x = 336,539,705.36

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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.