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Finding the Fourth Proportional to 247,788,316.94, 371,347,657.29 and 94,350,671.42

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Solution

The fourth proportional to 247,788,316.94, 371,347,657.29 and 94,350,671.42 is: 141,398,518.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,788,316.94 : 371,347,657.29 = 94,350,671.42 : x
  2. Step 2: Convert to fraction form
    247,788,316.94/371,347,657.29 = 94,350,671.42/x
  3. Step 3: Cross multiply
    247,788,316.94x = 371,347,657.29 × 94,350,671.42
  4. Step 4: Simplify right side
    247,788,316.94x = 35,036,900,793,698,824
  5. Step 5: Solve for x
    x = 35,036,900,793,698,824/247,788,316.94
  6. Step 6: Final answer
    x = 141,398,518.01

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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.