Home / 97,090,754.72-133,979,864.08-53,028,980.64

Finding the Fourth Proportional to 97,090,754.72, 133,979,864.08 and 53,028,980.64

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Solution

The fourth proportional to 97,090,754.72, 133,979,864.08 and 53,028,980.64 is: 73,177,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,090,754.72 : 133,979,864.08 = 53,028,980.64 : x
  2. Step 2: Convert to fraction form
    97,090,754.72/133,979,864.08 = 53,028,980.64/x
  3. Step 3: Cross multiply
    97,090,754.72x = 133,979,864.08 × 53,028,980.64
  4. Step 4: Simplify right side
    97,090,754.72x = 7,104,815,618,448,151
  5. Step 5: Solve for x
    x = 7,104,815,618,448,151/97,090,754.72
  6. Step 6: Final answer
    x = 73,177,056.24

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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.