Home / 66,529,510.40-99,794,265.60-61,552,870.40

Finding the Fourth Proportional to 66,529,510.40, 99,794,265.60 and 61,552,870.40

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Solution

The fourth proportional to 66,529,510.40, 99,794,265.60 and 61,552,870.40 is: 92,329,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,510.40 : 99,794,265.60 = 61,552,870.40 : x
  2. Step 2: Convert to fraction form
    66,529,510.40/99,794,265.60 = 61,552,870.40/x
  3. Step 3: Cross multiply
    66,529,510.40x = 99,794,265.60 × 61,552,870.40
  4. Step 4: Simplify right side
    66,529,510.40x = 6,142,623,497,139,978
  5. Step 5: Solve for x
    x = 6,142,623,497,139,978/66,529,510.40
  6. Step 6: Final answer
    x = 92,329,305.60

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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.