Home / 164,011,572.96-226,338,117.48-89,672,219.88

Finding the Fourth Proportional to 164,011,572.96, 226,338,117.48 and 89,672,219.88

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Solution

The fourth proportional to 164,011,572.96, 226,338,117.48 and 89,672,219.88 is: 123,748,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,572.96 : 226,338,117.48 = 89,672,219.88 : x
  2. Step 2: Convert to fraction form
    164,011,572.96/226,338,117.48 = 89,672,219.88/x
  3. Step 3: Cross multiply
    164,011,572.96x = 226,338,117.48 × 89,672,219.88
  4. Step 4: Simplify right side
    164,011,572.96x = 20,296,241,437,891,828
  5. Step 5: Solve for x
    x = 20,296,241,437,891,828/164,011,572.96
  6. Step 6: Final answer
    x = 123,748,837.18

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1.5x scale

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.