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Finding the Fourth Proportional to 801,487,447, 1,201,392,082.39 and 335,415,904.34

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Solution

The fourth proportional to 801,487,447, 1,201,392,082.39 and 335,415,904.34 is: 502,772,705.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,487,447 : 1,201,392,082.39 = 335,415,904.34 : x
  2. Step 2: Convert to fraction form
    801,487,447/1,201,392,082.39 = 335,415,904.34/x
  3. Step 3: Cross multiply
    801,487,447x = 1,201,392,082.39 × 335,415,904.34
  4. Step 4: Simplify right side
    801,487,447x = 402,966,011,774,073,600
  5. Step 5: Solve for x
    x = 402,966,011,774,073,600/801,487,447
  6. Step 6: Final answer
    x = 502,772,705.03

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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.