Home / 862,924,086.42-1,190,834,725.95-466,447,082.28

Finding the Fourth Proportional to 862,924,086.42, 1,190,834,725.95 and 466,447,082.28

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Solution

The fourth proportional to 862,924,086.42, 1,190,834,725.95 and 466,447,082.28 is: 643,696,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,924,086.42 : 1,190,834,725.95 = 466,447,082.28 : x
  2. Step 2: Convert to fraction form
    862,924,086.42/1,190,834,725.95 = 466,447,082.28/x
  3. Step 3: Cross multiply
    862,924,086.42x = 1,190,834,725.95 × 466,447,082.28
  4. Step 4: Simplify right side
    862,924,086.42x = 555,461,383,397,080,896
  5. Step 5: Solve for x
    x = 555,461,383,397,080,896/862,924,086.42
  6. Step 6: Final answer
    x = 643,696,696.08

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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.