Home / 658,476,106.40-987,714,159.60-551,337,600.80

Finding the Fourth Proportional to 658,476,106.40, 987,714,159.60 and 551,337,600.80

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Solution

The fourth proportional to 658,476,106.40, 987,714,159.60 and 551,337,600.80 is: 827,006,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,476,106.40 : 987,714,159.60 = 551,337,600.80 : x
  2. Step 2: Convert to fraction form
    658,476,106.40/987,714,159.60 = 551,337,600.80/x
  3. Step 3: Cross multiply
    658,476,106.40x = 987,714,159.60 × 551,337,600.80
  4. Step 4: Simplify right side
    658,476,106.40x = 544,563,955,030,052,224
  5. Step 5: Solve for x
    x = 544,563,955,030,052,224/658,476,106.40
  6. Step 6: Final answer
    x = 827,006,401.20

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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.