Home / 537,152,040.40-805,728,060.60-148,974,120.40

Finding the Fourth Proportional to 537,152,040.40, 805,728,060.60 and 148,974,120.40

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Solution

The fourth proportional to 537,152,040.40, 805,728,060.60 and 148,974,120.40 is: 223,461,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,152,040.40 : 805,728,060.60 = 148,974,120.40 : x
  2. Step 2: Convert to fraction form
    537,152,040.40/805,728,060.60 = 148,974,120.40/x
  3. Step 3: Cross multiply
    537,152,040.40x = 805,728,060.60 × 148,974,120.40
  4. Step 4: Simplify right side
    537,152,040.40x = 120,032,629,109,482,912
  5. Step 5: Solve for x
    x = 120,032,629,109,482,912/537,152,040.40
  6. Step 6: Final answer
    x = 223,461,180.60

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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.