Home / 3,360,948,841.02-4,638,516,110.56-1,912,876,770.05

Finding the Fourth Proportional to 3,360,948,841.02, 4,638,516,110.56 and 1,912,876,770.05

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Solution

The fourth proportional to 3,360,948,841.02, 4,638,516,110.56 and 1,912,876,770.05 is: 2,640,001,420.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,948,841.02 : 4,638,516,110.56 = 1,912,876,770.05 : x
  2. Step 2: Convert to fraction form
    3,360,948,841.02/4,638,516,110.56 = 1,912,876,770.05/x
  3. Step 3: Cross multiply
    3,360,948,841.02x = 4,638,516,110.56 × 1,912,876,770.05
  4. Step 4: Simplify right side
    3,360,948,841.02x = 8,872,909,715,392,902,144
  5. Step 5: Solve for x
    x = 8,872,909,715,392,902,144/3,360,948,841.02
  6. Step 6: Final answer
    x = 2,640,001,420.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.