Home / 124,458,835.30-186,688,252.95-112,129,404.10

Finding the Fourth Proportional to 124,458,835.30, 186,688,252.95 and 112,129,404.10

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Solution

The fourth proportional to 124,458,835.30, 186,688,252.95 and 112,129,404.10 is: 168,194,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,458,835.30 : 186,688,252.95 = 112,129,404.10 : x
  2. Step 2: Convert to fraction form
    124,458,835.30/186,688,252.95 = 112,129,404.10/x
  3. Step 3: Cross multiply
    124,458,835.30x = 186,688,252.95 × 112,129,404.10
  4. Step 4: Simplify right side
    124,458,835.30x = 20,933,242,555,753,564
  5. Step 5: Solve for x
    x = 20,933,242,555,753,564/124,458,835.30
  6. Step 6: Final answer
    x = 168,194,106.15

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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.