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Finding the Fourth Proportional to 298,991,604.40, 448,403,425.80 and 94,582,337.20

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Solution

The fourth proportional to 298,991,604.40, 448,403,425.80 and 94,582,337.20 is: 141,846,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,991,604.40 : 448,403,425.80 = 94,582,337.20 : x
  2. Step 2: Convert to fraction form
    298,991,604.40/448,403,425.80 = 94,582,337.20/x
  3. Step 3: Cross multiply
    298,991,604.40x = 448,403,425.80 × 94,582,337.20
  4. Step 4: Simplify right side
    298,991,604.40x = 42,411,044,020,650,784
  5. Step 5: Solve for x
    x = 42,411,044,020,650,784/298,991,604.40
  6. Step 6: Final answer
    x = 141,846,939.50

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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.