Home / 139,137,233,795.20-208,814,689,809.60-64,616,451,011.20

Finding the Fourth Proportional to 139,137,233,795.20, 208,814,689,809.60 and 64,616,451,011.20

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Solution

The fourth proportional to 139,137,233,795.20, 208,814,689,809.60 and 64,616,451,011.20 is: 96,975,222,278.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,137,233,795.20 : 208,814,689,809.60 = 64,616,451,011.20 : x
  2. Step 2: Convert to fraction form
    139,137,233,795.20/208,814,689,809.60 = 64,616,451,011.20/x
  3. Step 3: Cross multiply
    139,137,233,795.20x = 208,814,689,809.60 × 64,616,451,011.20
  4. Step 4: Simplify right side
    139,137,233,795.20x = 13,492,864,174,500,941,398,016
  5. Step 5: Solve for x
    x = 13,492,864,174,500,941,398,016/139,137,233,795.20
  6. Step 6: Final answer
    x = 96,975,222,278.47

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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.