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Finding the Fourth Proportional to 99,462,573,009.30, 149,193,859,513.95 and 99,462,573,009.30

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Solution

The fourth proportional to 99,462,573,009.30, 149,193,859,513.95 and 99,462,573,009.30 is: 149,193,859,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,462,573,009.30 : 149,193,859,513.95 = 99,462,573,009.30 : x
  2. Step 2: Convert to fraction form
    99,462,573,009.30/149,193,859,513.95 = 99,462,573,009.30/x
  3. Step 3: Cross multiply
    99,462,573,009.30x = 149,193,859,513.95 × 99,462,573,009.30
  4. Step 4: Simplify right side
    99,462,573,009.30x = 14,839,205,144,445,501,571,072
  5. Step 5: Solve for x
    x = 14,839,205,144,445,501,571,072/99,462,573,009.30
  6. Step 6: Final answer
    x = 149,193,859,513.95

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Double scale
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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.