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Finding the Fourth Proportional to 93,315,007.80, 139,972,511.70 and 59,050,841.40

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Solution

The fourth proportional to 93,315,007.80, 139,972,511.70 and 59,050,841.40 is: 88,576,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,315,007.80 : 139,972,511.70 = 59,050,841.40 : x
  2. Step 2: Convert to fraction form
    93,315,007.80/139,972,511.70 = 59,050,841.40/x
  3. Step 3: Cross multiply
    93,315,007.80x = 139,972,511.70 × 59,050,841.40
  4. Step 4: Simplify right side
    93,315,007.80x = 8,265,494,588,756,343
  5. Step 5: Solve for x
    x = 8,265,494,588,756,343/93,315,007.80
  6. Step 6: Final answer
    x = 88,576,262.10

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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.