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Finding the Fourth Proportional to 173,868,337.80, 260,802,506.70 and 52,684,043.40

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Solution

The fourth proportional to 173,868,337.80, 260,802,506.70 and 52,684,043.40 is: 79,026,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,337.80 : 260,802,506.70 = 52,684,043.40 : x
  2. Step 2: Convert to fraction form
    173,868,337.80/260,802,506.70 = 52,684,043.40/x
  3. Step 3: Cross multiply
    173,868,337.80x = 260,802,506.70 × 52,684,043.40
  4. Step 4: Simplify right side
    173,868,337.80x = 13,740,130,581,811,590
  5. Step 5: Solve for x
    x = 13,740,130,581,811,590/173,868,337.80
  6. Step 6: Final answer
    x = 79,026,065.10

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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.