Home / 808,525,233.70-1,212,787,966.95-195,109,461.70

Finding the Fourth Proportional to 808,525,233.70, 1,212,787,966.95 and 195,109,461.70

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Solution

The fourth proportional to 808,525,233.70, 1,212,787,966.95 and 195,109,461.70 is: 292,664,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,525,233.70 : 1,212,787,966.95 = 195,109,461.70 : x
  2. Step 2: Convert to fraction form
    808,525,233.70/1,212,787,966.95 = 195,109,461.70/x
  3. Step 3: Cross multiply
    808,525,233.70x = 1,212,787,966.95 × 195,109,461.70
  4. Step 4: Simplify right side
    808,525,233.70x = 236,626,407,387,851,872
  5. Step 5: Solve for x
    x = 236,626,407,387,851,872/808,525,233.70
  6. Step 6: Final answer
    x = 292,664,220.64

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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.