Home / 589,968,005.30-884,952,007.95-406,301,995.70

Finding the Fourth Proportional to 589,968,005.30, 884,952,007.95 and 406,301,995.70

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Solution

The fourth proportional to 589,968,005.30, 884,952,007.95 and 406,301,995.70 is: 609,452,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,968,005.30 : 884,952,007.95 = 406,301,995.70 : x
  2. Step 2: Convert to fraction form
    589,968,005.30/884,952,007.95 = 406,301,995.70/x
  3. Step 3: Cross multiply
    589,968,005.30x = 884,952,007.95 × 406,301,995.70
  4. Step 4: Simplify right side
    589,968,005.30x = 359,557,766,928,807,296
  5. Step 5: Solve for x
    x = 359,557,766,928,807,296/589,968,005.30
  6. Step 6: Final answer
    x = 609,452,993.55

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Half scale
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Double scale
Find fourth proportional to 589,968,006.30, 884,952,009.45 and 406,301,996.70
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.