Home / 892,935,864.55-1,232,320,517.21-535,717,084.51

Finding the Fourth Proportional to 892,935,864.55, 1,232,320,517.21 and 535,717,084.51

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Solution

The fourth proportional to 892,935,864.55, 1,232,320,517.21 and 535,717,084.51 is: 739,330,987.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,935,864.55 : 1,232,320,517.21 = 535,717,084.51 : x
  2. Step 2: Convert to fraction form
    892,935,864.55/1,232,320,517.21 = 535,717,084.51/x
  3. Step 3: Cross multiply
    892,935,864.55x = 1,232,320,517.21 × 535,717,084.51
  4. Step 4: Simplify right side
    892,935,864.55x = 660,175,154,664,476,288
  5. Step 5: Solve for x
    x = 660,175,154,664,476,288/892,935,864.55
  6. Step 6: Final answer
    x = 739,330,987.67

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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.