Home / 85,064,903.80-127,513,374.90-41,898,772.60

Finding the Fourth Proportional to 85,064,903.80, 127,513,374.90 and 41,898,772.60

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Solution

The fourth proportional to 85,064,903.80, 127,513,374.90 and 41,898,772.60 is: 62,806,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,064,903.80 : 127,513,374.90 = 41,898,772.60 : x
  2. Step 2: Convert to fraction form
    85,064,903.80/127,513,374.90 = 41,898,772.60/x
  3. Step 3: Cross multiply
    85,064,903.80x = 127,513,374.90 × 41,898,772.60
  4. Step 4: Simplify right side
    85,064,903.80x = 5,342,653,898,393,648
  5. Step 5: Solve for x
    x = 5,342,653,898,393,648/85,064,903.80
  6. Step 6: Final answer
    x = 62,806,794.10

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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.