Home / 5,325,578,085.60-7,988,367,128.40-2,222,387,798.40

Finding the Fourth Proportional to 5,325,578,085.60, 7,988,367,128.40 and 2,222,387,798.40

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Solution

The fourth proportional to 5,325,578,085.60, 7,988,367,128.40 and 2,222,387,798.40 is: 3,333,581,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,578,085.60 : 7,988,367,128.40 = 2,222,387,798.40 : x
  2. Step 2: Convert to fraction form
    5,325,578,085.60/7,988,367,128.40 = 2,222,387,798.40/x
  3. Step 3: Cross multiply
    5,325,578,085.60x = 7,988,367,128.40 × 2,222,387,798.40
  4. Step 4: Simplify right side
    5,325,578,085.60x = 17,753,249,635,295,805,440
  5. Step 5: Solve for x
    x = 17,753,249,635,295,805,440/5,325,578,085.60
  6. Step 6: Final answer
    x = 3,333,581,697.60

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Double scale
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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.