Home / 245,636,573.56-338,980,110.30-134,128,188.64

Finding the Fourth Proportional to 245,636,573.56, 338,980,110.30 and 134,128,188.64

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Solution

The fourth proportional to 245,636,573.56, 338,980,110.30 and 134,128,188.64 is: 185,097,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,636,573.56 : 338,980,110.30 = 134,128,188.64 : x
  2. Step 2: Convert to fraction form
    245,636,573.56/338,980,110.30 = 134,128,188.64/x
  3. Step 3: Cross multiply
    245,636,573.56x = 338,980,110.30 × 134,128,188.64
  4. Step 4: Simplify right side
    245,636,573.56x = 45,466,788,179,526,408
  5. Step 5: Solve for x
    x = 45,466,788,179,526,408/245,636,573.56
  6. Step 6: Final answer
    x = 185,097,795.17

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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.