Home / 314,063,459.60-433,410,781.52-172,947,802.59

Finding the Fourth Proportional to 314,063,459.60, 433,410,781.52 and 172,947,802.59

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Solution

The fourth proportional to 314,063,459.60, 433,410,781.52 and 172,947,802.59 is: 238,669,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,063,459.60 : 433,410,781.52 = 172,947,802.59 : x
  2. Step 2: Convert to fraction form
    314,063,459.60/433,410,781.52 = 172,947,802.59/x
  3. Step 3: Cross multiply
    314,063,459.60x = 433,410,781.52 × 172,947,802.59
  4. Step 4: Simplify right side
    314,063,459.60x = 74,957,442,283,130,944
  5. Step 5: Solve for x
    x = 74,957,442,283,130,944/314,063,459.60
  6. Step 6: Final answer
    x = 238,669,733.75

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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.