Home / 89,143,751.49-122,966,258.33-56,051,609.33

Finding the Fourth Proportional to 89,143,751.49, 122,966,258.33 and 56,051,609.33

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Solution

The fourth proportional to 89,143,751.49, 122,966,258.33 and 56,051,609.33 is: 77,318,449.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,143,751.49 : 122,966,258.33 = 56,051,609.33 : x
  2. Step 2: Convert to fraction form
    89,143,751.49/122,966,258.33 = 56,051,609.33/x
  3. Step 3: Cross multiply
    89,143,751.49x = 122,966,258.33 × 56,051,609.33
  4. Step 4: Simplify right side
    89,143,751.49x = 6,892,456,672,210,316
  5. Step 5: Solve for x
    x = 6,892,456,672,210,316/89,143,751.49
  6. Step 6: Final answer
    x = 77,318,449.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.