Home / 283,319,972.72-425,103,466.26-99,219,515.57

Finding the Fourth Proportional to 283,319,972.72, 425,103,466.26 and 99,219,515.57

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Solution

The fourth proportional to 283,319,972.72, 425,103,466.26 and 99,219,515.57 is: 148,872,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,319,972.72 : 425,103,466.26 = 99,219,515.57 : x
  2. Step 2: Convert to fraction form
    283,319,972.72/425,103,466.26 = 99,219,515.57/x
  3. Step 3: Cross multiply
    283,319,972.72x = 425,103,466.26 × 99,219,515.57
  4. Step 4: Simplify right side
    283,319,972.72x = 42,178,559,989,445,032
  5. Step 5: Solve for x
    x = 42,178,559,989,445,032/283,319,972.72
  6. Step 6: Final answer
    x = 148,872,525.94

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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.