Home / 890,389,138,509.55-1,335,583,707,764.40-890,389,138,509.55

Finding the Fourth Proportional to 890,389,138,509.55, 1,335,583,707,764.40 and 890,389,138,509.55

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Solution

The fourth proportional to 890,389,138,509.55, 1,335,583,707,764.40 and 890,389,138,509.55 is: 1,335,583,707,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,389,138,509.55 : 1,335,583,707,764.40 = 890,389,138,509.55 : x
  2. Step 2: Convert to fraction form
    890,389,138,509.55/1,335,583,707,764.40 = 890,389,138,509.55/x
  3. Step 3: Cross multiply
    890,389,138,509.55x = 1,335,583,707,764.40 × 890,389,138,509.55
  4. Step 4: Simplify right side
    890,389,138,509.55x = 1,189,189,226,963,734,672,441,344
  5. Step 5: Solve for x
    x = 1,189,189,226,963,734,672,441,344/890,389,138,509.55
  6. Step 6: Final answer
    x = 1,335,583,707,764.40

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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.