Home / 645,894,887.60-968,842,331.40-569,367,383.60

Finding the Fourth Proportional to 645,894,887.60, 968,842,331.40 and 569,367,383.60

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Solution

The fourth proportional to 645,894,887.60, 968,842,331.40 and 569,367,383.60 is: 854,051,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,894,887.60 : 968,842,331.40 = 569,367,383.60 : x
  2. Step 2: Convert to fraction form
    645,894,887.60/968,842,331.40 = 569,367,383.60/x
  3. Step 3: Cross multiply
    645,894,887.60x = 968,842,331.40 × 569,367,383.60
  4. Step 4: Simplify right side
    645,894,887.60x = 551,627,223,350,142,144
  5. Step 5: Solve for x
    x = 551,627,223,350,142,144/645,894,887.60
  6. Step 6: Final answer
    x = 854,051,075.40

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Similar ratio
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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.