Home / 589,968,000.80-884,952,001.20-406,301,991.20

Finding the Fourth Proportional to 589,968,000.80, 884,952,001.20 and 406,301,991.20

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Solution

The fourth proportional to 589,968,000.80, 884,952,001.20 and 406,301,991.20 is: 609,452,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,968,000.80 : 884,952,001.20 = 406,301,991.20 : x
  2. Step 2: Convert to fraction form
    589,968,000.80/884,952,001.20 = 406,301,991.20/x
  3. Step 3: Cross multiply
    589,968,000.80x = 884,952,001.20 × 406,301,991.20
  4. Step 4: Simplify right side
    589,968,000.80x = 359,557,760,203,984,768
  5. Step 5: Solve for x
    x = 359,557,760,203,984,768/589,968,000.80
  6. Step 6: Final answer
    x = 609,452,986.80

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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.