Home / 156,650,945.22-216,184,138.52-93,937,253.58

Finding the Fourth Proportional to 156,650,945.22, 216,184,138.52 and 93,937,253.58

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Solution

The fourth proportional to 156,650,945.22, 216,184,138.52 and 93,937,253.58 is: 129,636,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,650,945.22 : 216,184,138.52 = 93,937,253.58 : x
  2. Step 2: Convert to fraction form
    156,650,945.22/216,184,138.52 = 93,937,253.58/x
  3. Step 3: Cross multiply
    156,650,945.22x = 216,184,138.52 × 93,937,253.58
  4. Step 4: Simplify right side
    156,650,945.22x = 20,307,744,239,657,396
  5. Step 5: Solve for x
    x = 20,307,744,239,657,396/156,650,945.22
  6. Step 6: Final answer
    x = 129,636,908.42

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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.