Home / 586,293,145.20-879,439,717.80-203,340,697.20

Finding the Fourth Proportional to 586,293,145.20, 879,439,717.80 and 203,340,697.20

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Solution

The fourth proportional to 586,293,145.20, 879,439,717.80 and 203,340,697.20 is: 305,011,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,293,145.20 : 879,439,717.80 = 203,340,697.20 : x
  2. Step 2: Convert to fraction form
    586,293,145.20/879,439,717.80 = 203,340,697.20/x
  3. Step 3: Cross multiply
    586,293,145.20x = 879,439,717.80 × 203,340,697.20
  4. Step 4: Simplify right side
    586,293,145.20x = 178,825,885,362,823,232
  5. Step 5: Solve for x
    x = 178,825,885,362,823,232/586,293,145.20
  6. Step 6: Final answer
    x = 305,011,045.80

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Similar ratio
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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.