Home / 113,899,395.36-157,194,971.28-64,341,858.72

Finding the Fourth Proportional to 113,899,395.36, 157,194,971.28 and 64,341,858.72

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Solution

The fourth proportional to 113,899,395.36, 157,194,971.28 and 64,341,858.72 is: 88,799,563.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,899,395.36 : 157,194,971.28 = 64,341,858.72 : x
  2. Step 2: Convert to fraction form
    113,899,395.36/157,194,971.28 = 64,341,858.72/x
  3. Step 3: Cross multiply
    113,899,395.36x = 157,194,971.28 × 64,341,858.72
  4. Step 4: Simplify right side
    113,899,395.36x = 10,114,216,633,592,218
  5. Step 5: Solve for x
    x = 10,114,216,633,592,218/113,899,395.36
  6. Step 6: Final answer
    x = 88,799,563.87

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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.