Home / 118,531,577.03-163,577,955.85-64,889,998.42

Finding the Fourth Proportional to 118,531,577.03, 163,577,955.85 and 64,889,998.42

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Solution

The fourth proportional to 118,531,577.03, 163,577,955.85 and 64,889,998.42 is: 89,550,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,531,577.03 : 163,577,955.85 = 64,889,998.42 : x
  2. Step 2: Convert to fraction form
    118,531,577.03/163,577,955.85 = 64,889,998.42/x
  3. Step 3: Cross multiply
    118,531,577.03x = 163,577,955.85 × 64,889,998.42
  4. Step 4: Simplify right side
    118,531,577.03x = 10,614,573,296,491,104
  5. Step 5: Solve for x
    x = 10,614,573,296,491,104/118,531,577.03
  6. Step 6: Final answer
    x = 89,550,595.40

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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.