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Finding the Fourth Proportional to 70,576,509,666.60, 99,055,062,646.20 and 70,576,509,666.60

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Solution

The fourth proportional to 70,576,509,666.60, 99,055,062,646.20 and 70,576,509,666.60 is: 99,055,062,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,576,509,666.60 : 99,055,062,646.20 = 70,576,509,666.60 : x
  2. Step 2: Convert to fraction form
    70,576,509,666.60/99,055,062,646.20 = 70,576,509,666.60/x
  3. Step 3: Cross multiply
    70,576,509,666.60x = 99,055,062,646.20 × 70,576,509,666.60
  4. Step 4: Simplify right side
    70,576,509,666.60x = 6,990,960,586,375,203,651,584
  5. Step 5: Solve for x
    x = 6,990,960,586,375,203,651,584/70,576,509,666.60
  6. Step 6: Final answer
    x = 99,055,062,646.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.