Home / 100,900,233.18-139,242,317.20-54,490,483

Finding the Fourth Proportional to 100,900,233.18, 139,242,317.20 and 54,490,483

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Solution

The fourth proportional to 100,900,233.18, 139,242,317.20 and 54,490,483 is: 75,196,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,900,233.18 : 139,242,317.20 = 54,490,483 : x
  2. Step 2: Convert to fraction form
    100,900,233.18/139,242,317.20 = 54,490,483/x
  3. Step 3: Cross multiply
    100,900,233.18x = 139,242,317.20 × 54,490,483
  4. Step 4: Simplify right side
    100,900,233.18x = 7,587,381,118,267,207
  5. Step 5: Solve for x
    x = 7,587,381,118,267,207/100,900,233.18
  6. Step 6: Final answer
    x = 75,196,864.06

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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.