Home / 107,051,510.40-161,296,921.92-96,827,768.32

Finding the Fourth Proportional to 107,051,510.40, 161,296,921.92 and 96,827,768.32

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Solution

The fourth proportional to 107,051,510.40, 161,296,921.92 and 96,827,768.32 is: 145,892,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,051,510.40 : 161,296,921.92 = 96,827,768.32 : x
  2. Step 2: Convert to fraction form
    107,051,510.40/161,296,921.92 = 96,827,768.32/x
  3. Step 3: Cross multiply
    107,051,510.40x = 161,296,921.92 × 96,827,768.32
  4. Step 4: Simplify right side
    107,051,510.40x = 15,618,020,986,398,888
  5. Step 5: Solve for x
    x = 15,618,020,986,398,888/107,051,510.40
  6. Step 6: Final answer
    x = 145,892,579.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.