Home / 243,548,284.23-336,145,459.14-144,484,018.61

Finding the Fourth Proportional to 243,548,284.23, 336,145,459.14 and 144,484,018.61

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Solution

The fourth proportional to 243,548,284.23, 336,145,459.14 and 144,484,018.61 is: 199,416,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,548,284.23 : 336,145,459.14 = 144,484,018.61 : x
  2. Step 2: Convert to fraction form
    243,548,284.23/336,145,459.14 = 144,484,018.61/x
  3. Step 3: Cross multiply
    243,548,284.23x = 336,145,459.14 × 144,484,018.61
  4. Step 4: Simplify right side
    243,548,284.23x = 48,567,646,772,370,024
  5. Step 5: Solve for x
    x = 48,567,646,772,370,024/243,548,284.23
  6. Step 6: Final answer
    x = 199,416,912.03

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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.