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Finding the Fourth Proportional to 594,728,924.48, 891,787,069.80 and 266,923,420.40

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Solution

The fourth proportional to 594,728,924.48, 891,787,069.80 and 266,923,420.40 is: 400,247,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,728,924.48 : 891,787,069.80 = 266,923,420.40 : x
  2. Step 2: Convert to fraction form
    594,728,924.48/891,787,069.80 = 266,923,420.40/x
  3. Step 3: Cross multiply
    594,728,924.48x = 891,787,069.80 × 266,923,420.40
  4. Step 4: Simplify right side
    594,728,924.48x = 238,038,854,939,509,536
  5. Step 5: Solve for x
    x = 238,038,854,939,509,536/594,728,924.48
  6. Step 6: Final answer
    x = 400,247,650.89

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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.