Home / 476,501,820.67-714,753,291.12-148,979,050.48

Finding the Fourth Proportional to 476,501,820.67, 714,753,291.12 and 148,979,050.48

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Solution

The fourth proportional to 476,501,820.67, 714,753,291.12 and 148,979,050.48 is: 223,468,750.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,501,820.67 : 714,753,291.12 = 148,979,050.48 : x
  2. Step 2: Convert to fraction form
    476,501,820.67/714,753,291.12 = 148,979,050.48/x
  3. Step 3: Cross multiply
    476,501,820.67x = 714,753,291.12 × 148,979,050.48
  4. Step 4: Simplify right side
    476,501,820.67x = 106,483,266,638,512,608
  5. Step 5: Solve for x
    x = 106,483,266,638,512,608/476,501,820.67
  6. Step 6: Final answer
    x = 223,468,750.84

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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.