Home / 127,111,566.60-190,667,349.90-40,858,692.30

Finding the Fourth Proportional to 127,111,566.60, 190,667,349.90 and 40,858,692.30

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Solution

The fourth proportional to 127,111,566.60, 190,667,349.90 and 40,858,692.30 is: 61,288,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,111,566.60 : 190,667,349.90 = 40,858,692.30 : x
  2. Step 2: Convert to fraction form
    127,111,566.60/190,667,349.90 = 40,858,692.30/x
  3. Step 3: Cross multiply
    127,111,566.60x = 190,667,349.90 × 40,858,692.30
  4. Step 4: Simplify right side
    127,111,566.60x = 7,790,418,581,220,535
  5. Step 5: Solve for x
    x = 7,790,418,581,220,535/127,111,566.60
  6. Step 6: Final answer
    x = 61,288,038.45

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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.