Home / 7,069,354,264.36-9,755,259,349.28-3,897,364,806.28

Finding the Fourth Proportional to 7,069,354,264.36, 9,755,259,349.28 and 3,897,364,806.28

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Solution

The fourth proportional to 7,069,354,264.36, 9,755,259,349.28 and 3,897,364,806.28 is: 5,378,115,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,354,264.36 : 9,755,259,349.28 = 3,897,364,806.28 : x
  2. Step 2: Convert to fraction form
    7,069,354,264.36/9,755,259,349.28 = 3,897,364,806.28/x
  3. Step 3: Cross multiply
    7,069,354,264.36x = 9,755,259,349.28 × 3,897,364,806.28
  4. Step 4: Simplify right side
    7,069,354,264.36x = 38,019,804,463,973,933,056
  5. Step 5: Solve for x
    x = 38,019,804,463,973,933,056/7,069,354,264.36
  6. Step 6: Final answer
    x = 5,378,115,601.83

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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.