Home / 369,705,639.78-554,662,135.43-148,532,290.46

Finding the Fourth Proportional to 369,705,639.78, 554,662,135.43 and 148,532,290.46

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Solution

The fourth proportional to 369,705,639.78, 554,662,135.43 and 148,532,290.46 is: 222,840,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,705,639.78 : 554,662,135.43 = 148,532,290.46 : x
  2. Step 2: Convert to fraction form
    369,705,639.78/554,662,135.43 = 148,532,290.46/x
  3. Step 3: Cross multiply
    369,705,639.78x = 554,662,135.43 × 148,532,290.46
  4. Step 4: Simplify right side
    369,705,639.78x = 82,385,237,408,762,272
  5. Step 5: Solve for x
    x = 82,385,237,408,762,272/369,705,639.78
  6. Step 6: Final answer
    x = 222,840,088.29

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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.