Home / 66,124,577.70-99,186,866.55-49,118,465.70

Finding the Fourth Proportional to 66,124,577.70, 99,186,866.55 and 49,118,465.70

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Solution

The fourth proportional to 66,124,577.70, 99,186,866.55 and 49,118,465.70 is: 73,677,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,124,577.70 : 99,186,866.55 = 49,118,465.70 : x
  2. Step 2: Convert to fraction form
    66,124,577.70/99,186,866.55 = 49,118,465.70/x
  3. Step 3: Cross multiply
    66,124,577.70x = 99,186,866.55 × 49,118,465.70
  4. Step 4: Simplify right side
    66,124,577.70x = 4,871,906,702,526,652
  5. Step 5: Solve for x
    x = 4,871,906,702,526,652/66,124,577.70
  6. Step 6: Final answer
    x = 73,677,698.55

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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.