Home / 1,973,844,386.72-2,960,743,754.18-479,884,393.18

Finding the Fourth Proportional to 1,973,844,386.72, 2,960,743,754.18 and 479,884,393.18

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Solution

The fourth proportional to 1,973,844,386.72, 2,960,743,754.18 and 479,884,393.18 is: 719,821,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,844,386.72 : 2,960,743,754.18 = 479,884,393.18 : x
  2. Step 2: Convert to fraction form
    1,973,844,386.72/2,960,743,754.18 = 479,884,393.18/x
  3. Step 3: Cross multiply
    1,973,844,386.72x = 2,960,743,754.18 × 479,884,393.18
  4. Step 4: Simplify right side
    1,973,844,386.72x = 1,420,814,719,838,357,504
  5. Step 5: Solve for x
    x = 1,420,814,719,838,357,504/1,973,844,386.72
  6. Step 6: Final answer
    x = 719,821,040.30

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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.