Home / 118,222,450.36-163,146,007.40-64,577,155.86

Finding the Fourth Proportional to 118,222,450.36, 163,146,007.40 and 64,577,155.86

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Solution

The fourth proportional to 118,222,450.36, 163,146,007.40 and 64,577,155.86 is: 89,115,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,222,450.36 : 163,146,007.40 = 64,577,155.86 : x
  2. Step 2: Convert to fraction form
    118,222,450.36/163,146,007.40 = 64,577,155.86/x
  3. Step 3: Cross multiply
    118,222,450.36x = 163,146,007.40 × 64,577,155.86
  4. Step 4: Simplify right side
    118,222,450.36x = 10,535,505,147,483,628
  5. Step 5: Solve for x
    x = 10,535,505,147,483,628/118,222,450.36
  6. Step 6: Final answer
    x = 89,115,943.00

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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.