Home / 66,013,313.60-99,019,970.40-37,701,761.60

Finding the Fourth Proportional to 66,013,313.60, 99,019,970.40 and 37,701,761.60

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Solution

The fourth proportional to 66,013,313.60, 99,019,970.40 and 37,701,761.60 is: 56,552,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,013,313.60 : 99,019,970.40 = 37,701,761.60 : x
  2. Step 2: Convert to fraction form
    66,013,313.60/99,019,970.40 = 37,701,761.60/x
  3. Step 3: Cross multiply
    66,013,313.60x = 99,019,970.40 × 37,701,761.60
  4. Step 4: Simplify right side
    66,013,313.60x = 3,733,227,317,659,857
  5. Step 5: Solve for x
    x = 3,733,227,317,659,857/66,013,313.60
  6. Step 6: Final answer
    x = 56,552,642.40

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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.