Home / 187,417,266.48-258,632,585.28-103,783,739.40

Finding the Fourth Proportional to 187,417,266.48, 258,632,585.28 and 103,783,739.40

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Solution

The fourth proportional to 187,417,266.48, 258,632,585.28 and 103,783,739.40 is: 143,219,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,417,266.48 : 258,632,585.28 = 103,783,739.40 : x
  2. Step 2: Convert to fraction form
    187,417,266.48/258,632,585.28 = 103,783,739.40/x
  3. Step 3: Cross multiply
    187,417,266.48x = 258,632,585.28 × 103,783,739.40
  4. Step 4: Simplify right side
    187,417,266.48x = 26,841,856,831,047,796
  5. Step 5: Solve for x
    x = 26,841,856,831,047,796/187,417,266.48
  6. Step 6: Final answer
    x = 143,219,764.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.