Home / 74,306,415.40-111,459,623.10-31,206,550.30

Finding the Fourth Proportional to 74,306,415.40, 111,459,623.10 and 31,206,550.30

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Solution

The fourth proportional to 74,306,415.40, 111,459,623.10 and 31,206,550.30 is: 46,809,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306,415.40 : 111,459,623.10 = 31,206,550.30 : x
  2. Step 2: Convert to fraction form
    74,306,415.40/111,459,623.10 = 31,206,550.30/x
  3. Step 3: Cross multiply
    74,306,415.40x = 111,459,623.10 × 31,206,550.30
  4. Step 4: Simplify right side
    74,306,415.40x = 3,478,270,334,689,192
  5. Step 5: Solve for x
    x = 3,478,270,334,689,192/74,306,415.40
  6. Step 6: Final answer
    x = 46,809,825.45

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Double scale
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Similar ratio
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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.