Home / 731,251,754.56-1,009,145,988.48-401,226,806.08

Finding the Fourth Proportional to 731,251,754.56, 1,009,145,988.48 and 401,226,806.08

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Solution

The fourth proportional to 731,251,754.56, 1,009,145,988.48 and 401,226,806.08 is: 553,703,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,251,754.56 : 1,009,145,988.48 = 401,226,806.08 : x
  2. Step 2: Convert to fraction form
    731,251,754.56/1,009,145,988.48 = 401,226,806.08/x
  3. Step 3: Cross multiply
    731,251,754.56x = 1,009,145,988.48 × 401,226,806.08
  4. Step 4: Simplify right side
    731,251,754.56x = 404,896,421,826,274,880
  5. Step 5: Solve for x
    x = 404,896,421,826,274,880/731,251,754.56
  6. Step 6: Final answer
    x = 553,703,179.93

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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.