Home / 471,921,259.32-707,884,126.74-144,396,251.64

Finding the Fourth Proportional to 471,921,259.32, 707,884,126.74 and 144,396,251.64

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Solution

The fourth proportional to 471,921,259.32, 707,884,126.74 and 144,396,251.64 is: 216,595,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,921,259.32 : 707,884,126.74 = 144,396,251.64 : x
  2. Step 2: Convert to fraction form
    471,921,259.32/707,884,126.74 = 144,396,251.64/x
  3. Step 3: Cross multiply
    471,921,259.32x = 707,884,126.74 × 144,396,251.64
  4. Step 4: Simplify right side
    471,921,259.32x = 102,215,814,496,710,688
  5. Step 5: Solve for x
    x = 102,215,814,496,710,688/471,921,259.32
  6. Step 6: Final answer
    x = 216,595,062.16

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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.