Home / 89,677,205.10-134,515,807.65-57,365,592.30

Finding the Fourth Proportional to 89,677,205.10, 134,515,807.65 and 57,365,592.30

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Solution

The fourth proportional to 89,677,205.10, 134,515,807.65 and 57,365,592.30 is: 86,048,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,677,205.10 : 134,515,807.65 = 57,365,592.30 : x
  2. Step 2: Convert to fraction form
    89,677,205.10/134,515,807.65 = 57,365,592.30/x
  3. Step 3: Cross multiply
    89,677,205.10x = 134,515,807.65 × 57,365,592.30
  4. Step 4: Simplify right side
    89,677,205.10x = 7,716,578,979,555,121
  5. Step 5: Solve for x
    x = 7,716,578,979,555,121/89,677,205.10
  6. Step 6: Final answer
    x = 86,048,388.45

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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.