Home / 896,090,673.20-1,344,136,009.80-714,692,145.20

Finding the Fourth Proportional to 896,090,673.20, 1,344,136,009.80 and 714,692,145.20

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Solution

The fourth proportional to 896,090,673.20, 1,344,136,009.80 and 714,692,145.20 is: 1,072,038,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,090,673.20 : 1,344,136,009.80 = 714,692,145.20 : x
  2. Step 2: Convert to fraction form
    896,090,673.20/1,344,136,009.80 = 714,692,145.20/x
  3. Step 3: Cross multiply
    896,090,673.20x = 1,344,136,009.80 × 714,692,145.20
  4. Step 4: Simplify right side
    896,090,673.20x = 960,643,448,284,530,304
  5. Step 5: Solve for x
    x = 960,643,448,284,530,304/896,090,673.20
  6. Step 6: Final answer
    x = 1,072,038,217.80

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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.