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Finding the Fourth Proportional to 194,020,801.70, 291,031,202.55 and 194,020,801.70

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Solution

The fourth proportional to 194,020,801.70, 291,031,202.55 and 194,020,801.70 is: 291,031,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,020,801.70 : 291,031,202.55 = 194,020,801.70 : x
  2. Step 2: Convert to fraction form
    194,020,801.70/291,031,202.55 = 194,020,801.70/x
  3. Step 3: Cross multiply
    194,020,801.70x = 291,031,202.55 × 194,020,801.70
  4. Step 4: Simplify right side
    194,020,801.70x = 56,466,107,238,466,080
  5. Step 5: Solve for x
    x = 56,466,107,238,466,080/194,020,801.70
  6. Step 6: Final answer
    x = 291,031,202.55

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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.