Home / 122,353,208.64-168,827,671.44-70,132,635

Finding the Fourth Proportional to 122,353,208.64, 168,827,671.44 and 70,132,635

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Solution

The fourth proportional to 122,353,208.64, 168,827,671.44 and 70,132,635 is: 96,771,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,353,208.64 : 168,827,671.44 = 70,132,635 : x
  2. Step 2: Convert to fraction form
    122,353,208.64/168,827,671.44 = 70,132,635/x
  3. Step 3: Cross multiply
    122,353,208.64x = 168,827,671.44 × 70,132,635
  4. Step 4: Simplify right side
    122,353,208.64x = 11,840,329,459,001,444
  5. Step 5: Solve for x
    x = 11,840,329,459,001,444/122,353,208.64
  6. Step 6: Final answer
    x = 96,771,711.92

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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.