Home / 713,328,727.20-1,069,993,090.80-604,489,610.40

Finding the Fourth Proportional to 713,328,727.20, 1,069,993,090.80 and 604,489,610.40

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Solution

The fourth proportional to 713,328,727.20, 1,069,993,090.80 and 604,489,610.40 is: 906,734,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,328,727.20 : 1,069,993,090.80 = 604,489,610.40 : x
  2. Step 2: Convert to fraction form
    713,328,727.20/1,069,993,090.80 = 604,489,610.40/x
  3. Step 3: Cross multiply
    713,328,727.20x = 1,069,993,090.80 × 604,489,610.40
  4. Step 4: Simplify right side
    713,328,727.20x = 646,799,706,588,383,744
  5. Step 5: Solve for x
    x = 646,799,706,588,383,744/713,328,727.20
  6. Step 6: Final answer
    x = 906,734,415.60

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1.5x scale

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.