Home / 97,806,647.40-146,583,999.90-74,974,367.40

Finding the Fourth Proportional to 97,806,647.40, 146,583,999.90 and 74,974,367.40

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Solution

The fourth proportional to 97,806,647.40, 146,583,999.90 and 74,974,367.40 is: 112,364,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,806,647.40 : 146,583,999.90 = 74,974,367.40 : x
  2. Step 2: Convert to fraction form
    97,806,647.40/146,583,999.90 = 74,974,367.40/x
  3. Step 3: Cross multiply
    97,806,647.40x = 146,583,999.90 × 74,974,367.40
  4. Step 4: Simplify right side
    97,806,647.40x = 10,990,042,663,464,164
  5. Step 5: Solve for x
    x = 10,990,042,663,464,164/97,806,647.40
  6. Step 6: Final answer
    x = 112,364,987.00

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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.