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Finding the Fourth Proportional to 113,745,880.80, 170,366,878.80 and 93,590,488.80

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Solution

The fourth proportional to 113,745,880.80, 170,366,878.80 and 93,590,488.80 is: 140,178,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,745,880.80 : 170,366,878.80 = 93,590,488.80 : x
  2. Step 2: Convert to fraction form
    113,745,880.80/170,366,878.80 = 93,590,488.80/x
  3. Step 3: Cross multiply
    113,745,880.80x = 170,366,878.80 × 93,590,488.80
  4. Step 4: Simplify right side
    113,745,880.80x = 15,944,719,462,222,358
  5. Step 5: Solve for x
    x = 15,944,719,462,222,358/113,745,880.80
  6. Step 6: Final answer
    x = 140,178,434.16

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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.