Home / 589,968,001.80-884,952,002.70-406,301,992.20

Finding the Fourth Proportional to 589,968,001.80, 884,952,002.70 and 406,301,992.20

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Solution

The fourth proportional to 589,968,001.80, 884,952,002.70 and 406,301,992.20 is: 609,452,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,968,001.80 : 884,952,002.70 = 406,301,992.20 : x
  2. Step 2: Convert to fraction form
    589,968,001.80/884,952,002.70 = 406,301,992.20/x
  3. Step 3: Cross multiply
    589,968,001.80x = 884,952,002.70 × 406,301,992.20
  4. Step 4: Simplify right side
    589,968,001.80x = 359,557,761,698,389,760
  5. Step 5: Solve for x
    x = 359,557,761,698,389,760/589,968,001.80
  6. Step 6: Final answer
    x = 609,452,988.30

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Double scale
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Similar ratio
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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.