Home / 115,490,001.36-173,178,314.92-57,130,250.80

Finding the Fourth Proportional to 115,490,001.36, 173,178,314.92 and 57,130,250.80

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Solution

The fourth proportional to 115,490,001.36, 173,178,314.92 and 57,130,250.80 is: 85,667,334.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,490,001.36 : 173,178,314.92 = 57,130,250.80 : x
  2. Step 2: Convert to fraction form
    115,490,001.36/173,178,314.92 = 57,130,250.80/x
  3. Step 3: Cross multiply
    115,490,001.36x = 173,178,314.92 × 57,130,250.80
  4. Step 4: Simplify right side
    115,490,001.36x = 9,893,720,564,500,980
  5. Step 5: Solve for x
    x = 9,893,720,564,500,980/115,490,001.36
  6. Step 6: Final answer
    x = 85,667,334.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.