Home / 283,458,538.56-391,172,780.16-153,078,346.56

Finding the Fourth Proportional to 283,458,538.56, 391,172,780.16 and 153,078,346.56

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Solution

The fourth proportional to 283,458,538.56, 391,172,780.16 and 153,078,346.56 is: 211,248,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,458,538.56 : 391,172,780.16 = 153,078,346.56 : x
  2. Step 2: Convert to fraction form
    283,458,538.56/391,172,780.16 = 153,078,346.56/x
  3. Step 3: Cross multiply
    283,458,538.56x = 391,172,780.16 × 153,078,346.56
  4. Step 4: Simplify right side
    283,458,538.56x = 59,880,082,406,171,176
  5. Step 5: Solve for x
    x = 59,880,082,406,171,176/283,458,538.56
  6. Step 6: Final answer
    x = 211,248,116.60

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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.