Home / 349,001,697.28-523,445,761.68-164,768,817.28

Finding the Fourth Proportional to 349,001,697.28, 523,445,761.68 and 164,768,817.28

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Solution

The fourth proportional to 349,001,697.28, 523,445,761.68 and 164,768,817.28 is: 247,126,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,001,697.28 : 523,445,761.68 = 164,768,817.28 : x
  2. Step 2: Convert to fraction form
    349,001,697.28/523,445,761.68 = 164,768,817.28/x
  3. Step 3: Cross multiply
    349,001,697.28x = 523,445,761.68 × 164,768,817.28
  4. Step 4: Simplify right side
    349,001,697.28x = 86,247,539,062,242,352
  5. Step 5: Solve for x
    x = 86,247,539,062,242,352/349,001,697.28
  6. Step 6: Final answer
    x = 247,126,417.25

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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.