Home / 85,223,895.42-127,835,072.10-26,931,583.00

Finding the Fourth Proportional to 85,223,895.42, 127,835,072.10 and 26,931,583.00

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Solution

The fourth proportional to 85,223,895.42, 127,835,072.10 and 26,931,583.00 is: 40,397,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,223,895.42 : 127,835,072.10 = 26,931,583.00 : x
  2. Step 2: Convert to fraction form
    85,223,895.42/127,835,072.10 = 26,931,583.00/x
  3. Step 3: Cross multiply
    85,223,895.42x = 127,835,072.10 × 26,931,583.00
  4. Step 4: Simplify right side
    85,223,895.42x = 3,442,800,854,252,546.50
  5. Step 5: Solve for x
    x = 3,442,800,854,252,546.50/85,223,895.42
  6. Step 6: Final answer
    x = 40,397,130.84

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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.