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Finding the Fourth Proportional to 94,607,999.40, 141,911,999.10 and 94,607,999.40

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Solution

The fourth proportional to 94,607,999.40, 141,911,999.10 and 94,607,999.40 is: 141,911,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,607,999.40 : 141,911,999.10 = 94,607,999.40 : x
  2. Step 2: Convert to fraction form
    94,607,999.40/141,911,999.10 = 94,607,999.40/x
  3. Step 3: Cross multiply
    94,607,999.40x = 141,911,999.10 × 94,607,999.40
  4. Step 4: Simplify right side
    94,607,999.40x = 13,426,010,325,705,600
  5. Step 5: Solve for x
    x = 13,426,010,325,705,600/94,607,999.40
  6. Step 6: Final answer
    x = 141,911,999.10

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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.