Home / 53,185,907.80-79,778,861.70-44,115,981.40

Finding the Fourth Proportional to 53,185,907.80, 79,778,861.70 and 44,115,981.40

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Solution

The fourth proportional to 53,185,907.80, 79,778,861.70 and 44,115,981.40 is: 66,173,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185,907.80 : 79,778,861.70 = 44,115,981.40 : x
  2. Step 2: Convert to fraction form
    53,185,907.80/79,778,861.70 = 44,115,981.40/x
  3. Step 3: Cross multiply
    53,185,907.80x = 79,778,861.70 × 44,115,981.40
  4. Step 4: Simplify right side
    53,185,907.80x = 3,519,522,778,870,372.50
  5. Step 5: Solve for x
    x = 3,519,522,778,870,372.50/53,185,907.80
  6. Step 6: Final answer
    x = 66,173,972.10

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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.