Home / 223,550,873.21-308,500,219.26-124,429,486.79

Finding the Fourth Proportional to 223,550,873.21, 308,500,219.26 and 124,429,486.79

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Solution

The fourth proportional to 223,550,873.21, 308,500,219.26 and 124,429,486.79 is: 171,712,699.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,550,873.21 : 308,500,219.26 = 124,429,486.79 : x
  2. Step 2: Convert to fraction form
    223,550,873.21/308,500,219.26 = 124,429,486.79/x
  3. Step 3: Cross multiply
    223,550,873.21x = 308,500,219.26 × 124,429,486.79
  4. Step 4: Simplify right side
    223,550,873.21x = 38,386,523,957,895,528
  5. Step 5: Solve for x
    x = 38,386,523,957,895,528/223,550,873.21
  6. Step 6: Final answer
    x = 171,712,699.69

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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.