Home / 118,564,992-163,619,688.96-64,301,184

Finding the Fourth Proportional to 118,564,992, 163,619,688.96 and 64,301,184

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Solution

The fourth proportional to 118,564,992, 163,619,688.96 and 64,301,184 is: 88,735,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,564,992 : 163,619,688.96 = 64,301,184 : x
  2. Step 2: Convert to fraction form
    118,564,992/163,619,688.96 = 64,301,184/x
  3. Step 3: Cross multiply
    118,564,992x = 163,619,688.96 × 64,301,184
  4. Step 4: Simplify right side
    118,564,992x = 10,520,939,725,839,730
  5. Step 5: Solve for x
    x = 10,520,939,725,839,730/118,564,992
  6. Step 6: Final answer
    x = 88,735,633.92

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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.