Home / 314,063,459.56-433,410,781.56-172,947,802.62

Finding the Fourth Proportional to 314,063,459.56, 433,410,781.56 and 172,947,802.62

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Solution

The fourth proportional to 314,063,459.56, 433,410,781.56 and 172,947,802.62 is: 238,669,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,063,459.56 : 433,410,781.56 = 172,947,802.62 : x
  2. Step 2: Convert to fraction form
    314,063,459.56/433,410,781.56 = 172,947,802.62/x
  3. Step 3: Cross multiply
    314,063,459.56x = 433,410,781.56 × 172,947,802.62
  4. Step 4: Simplify right side
    314,063,459.56x = 74,957,442,303,595,552
  5. Step 5: Solve for x
    x = 74,957,442,303,595,552/314,063,459.56
  6. Step 6: Final answer
    x = 238,669,733.84

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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.