Home / 471,898,017.37-707,641,897.19-135,301,431.87

Finding the Fourth Proportional to 471,898,017.37, 707,641,897.19 and 135,301,431.87

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Solution

The fourth proportional to 471,898,017.37, 707,641,897.19 and 135,301,431.87 is: 202,893,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,898,017.37 : 707,641,897.19 = 135,301,431.87 : x
  2. Step 2: Convert to fraction form
    471,898,017.37/707,641,897.19 = 135,301,431.87/x
  3. Step 3: Cross multiply
    471,898,017.37x = 707,641,897.19 × 135,301,431.87
  4. Step 4: Simplify right side
    471,898,017.37x = 95,744,961,943,462,880
  5. Step 5: Solve for x
    x = 95,744,961,943,462,880/471,898,017.37
  6. Step 6: Final answer
    x = 202,893,333.77

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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.