Home / 302,544,985.57-417,501,057.54-168,575,979.87

Finding the Fourth Proportional to 302,544,985.57, 417,501,057.54 and 168,575,979.87

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Solution

The fourth proportional to 302,544,985.57, 417,501,057.54 and 168,575,979.87 is: 232,628,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,544,985.57 : 417,501,057.54 = 168,575,979.87 : x
  2. Step 2: Convert to fraction form
    302,544,985.57/417,501,057.54 = 168,575,979.87/x
  3. Step 3: Cross multiply
    302,544,985.57x = 417,501,057.54 × 168,575,979.87
  4. Step 4: Simplify right side
    302,544,985.57x = 70,380,649,871,566,760
  5. Step 5: Solve for x
    x = 70,380,649,871,566,760/302,544,985.57
  6. Step 6: Final answer
    x = 232,628,710.53

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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.