Home / 66,050,661.05-99,075,991.58-61,799,133.05

Finding the Fourth Proportional to 66,050,661.05, 99,075,991.58 and 61,799,133.05

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Solution

The fourth proportional to 66,050,661.05, 99,075,991.58 and 61,799,133.05 is: 92,698,699.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050,661.05 : 99,075,991.58 = 61,799,133.05 : x
  2. Step 2: Convert to fraction form
    66,050,661.05/99,075,991.58 = 61,799,133.05/x
  3. Step 3: Cross multiply
    66,050,661.05x = 99,075,991.58 × 61,799,133.05
  4. Step 4: Simplify right side
    66,050,661.05x = 6,122,810,385,404,104
  5. Step 5: Solve for x
    x = 6,122,810,385,404,104/66,050,661.05
  6. Step 6: Final answer
    x = 92,698,699.58

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Double scale
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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.