Home / 89,841,399.40-134,762,099.10-49,026,730.60

Finding the Fourth Proportional to 89,841,399.40, 134,762,099.10 and 49,026,730.60

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Solution

The fourth proportional to 89,841,399.40, 134,762,099.10 and 49,026,730.60 is: 73,540,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,841,399.40 : 134,762,099.10 = 49,026,730.60 : x
  2. Step 2: Convert to fraction form
    89,841,399.40/134,762,099.10 = 49,026,730.60/x
  3. Step 3: Cross multiply
    89,841,399.40x = 134,762,099.10 × 49,026,730.60
  4. Step 4: Simplify right side
    89,841,399.40x = 6,606,945,127,666,202
  5. Step 5: Solve for x
    x = 6,606,945,127,666,202/89,841,399.40
  6. Step 6: Final answer
    x = 73,540,095.90

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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.