Home / 161,972,427.64-242,908,646.54-46,965,445.96

Finding the Fourth Proportional to 161,972,427.64, 242,908,646.54 and 46,965,445.96

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Solution

The fourth proportional to 161,972,427.64, 242,908,646.54 and 46,965,445.96 is: 70,433,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,972,427.64 : 242,908,646.54 = 46,965,445.96 : x
  2. Step 2: Convert to fraction form
    161,972,427.64/242,908,646.54 = 46,965,445.96/x
  3. Step 3: Cross multiply
    161,972,427.64x = 242,908,646.54 × 46,965,445.96
  4. Step 4: Simplify right side
    161,972,427.64x = 11,408,312,912,291,110
  5. Step 5: Solve for x
    x = 11,408,312,912,291,110/161,972,427.64
  6. Step 6: Final answer
    x = 70,433,672.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.