Home / 107,774,342.40-161,716,118.40-47,190,662.40

Finding the Fourth Proportional to 107,774,342.40, 161,716,118.40 and 47,190,662.40

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Solution

The fourth proportional to 107,774,342.40, 161,716,118.40 and 47,190,662.40 is: 70,809,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,774,342.40 : 161,716,118.40 = 47,190,662.40 : x
  2. Step 2: Convert to fraction form
    107,774,342.40/161,716,118.40 = 47,190,662.40/x
  3. Step 3: Cross multiply
    107,774,342.40x = 161,716,118.40 × 47,190,662.40
  4. Step 4: Simplify right side
    107,774,342.40x = 7,631,490,748,052,828
  5. Step 5: Solve for x
    x = 7,631,490,748,052,828/107,774,342.40
  6. Step 6: Final answer
    x = 70,809,903.16

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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.