Home / 193,916,459.76-290,872,772.76-88,841,998.08

Finding the Fourth Proportional to 193,916,459.76, 290,872,772.76 and 88,841,998.08

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Solution

The fourth proportional to 193,916,459.76, 290,872,772.76 and 88,841,998.08 is: 133,262,118.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,916,459.76 : 290,872,772.76 = 88,841,998.08 : x
  2. Step 2: Convert to fraction form
    193,916,459.76/290,872,772.76 = 88,841,998.08/x
  3. Step 3: Cross multiply
    193,916,459.76x = 290,872,772.76 × 88,841,998.08
  4. Step 4: Simplify right side
    193,916,459.76x = 25,841,718,319,068,196
  5. Step 5: Solve for x
    x = 25,841,718,319,068,196/193,916,459.76
  6. Step 6: Final answer
    x = 133,262,118.91

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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.