Home / 1,195,618,392.67-1,650,281,593.87-693,988,783.84

Finding the Fourth Proportional to 1,195,618,392.67, 1,650,281,593.87 and 693,988,783.84

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Solution

The fourth proportional to 1,195,618,392.67, 1,650,281,593.87 and 693,988,783.84 is: 957,895,030.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,618,392.67 : 1,650,281,593.87 = 693,988,783.84 : x
  2. Step 2: Convert to fraction form
    1,195,618,392.67/1,650,281,593.87 = 693,988,783.84/x
  3. Step 3: Cross multiply
    1,195,618,392.67x = 1,650,281,593.87 × 693,988,783.84
  4. Step 4: Simplify right side
    1,195,618,392.67x = 1,145,276,916,330,539,264
  5. Step 5: Solve for x
    x = 1,145,276,916,330,539,264/1,195,618,392.67
  6. Step 6: Final answer
    x = 957,895,030.18

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Double scale
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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.