Home / 118,464,462.79-163,489,238.64-66,258,323.35

Finding the Fourth Proportional to 118,464,462.79, 163,489,238.64 and 66,258,323.35

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Solution

The fourth proportional to 118,464,462.79, 163,489,238.64 and 66,258,323.35 is: 91,441,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,464,462.79 : 163,489,238.64 = 66,258,323.35 : x
  2. Step 2: Convert to fraction form
    118,464,462.79/163,489,238.64 = 66,258,323.35/x
  3. Step 3: Cross multiply
    118,464,462.79x = 163,489,238.64 × 66,258,323.35
  4. Step 4: Simplify right side
    118,464,462.79x = 10,832,522,837,645,710
  5. Step 5: Solve for x
    x = 10,832,522,837,645,710/118,464,462.79
  6. Step 6: Final answer
    x = 91,441,117.30

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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.