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Finding the Fourth Proportional to 15,071,308,869.90, 22,606,963,304.85 and 15,071,308,869.90

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Solution

The fourth proportional to 15,071,308,869.90, 22,606,963,304.85 and 15,071,308,869.90 is: 22,606,963,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071,308,869.90 : 22,606,963,304.85 = 15,071,308,869.90 : x
  2. Step 2: Convert to fraction form
    15,071,308,869.90/22,606,963,304.85 = 15,071,308,869.90/x
  3. Step 3: Cross multiply
    15,071,308,869.90x = 22,606,963,304.85 × 15,071,308,869.90
  4. Step 4: Simplify right side
    15,071,308,869.90x = 340,716,526,577,889,574,912
  5. Step 5: Solve for x
    x = 340,716,526,577,889,574,912/15,071,308,869.90
  6. Step 6: Final answer
    x = 22,606,963,304.85

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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.