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Finding the Fourth Proportional to 270,807,459.40, 405,927,677.06 and 113,330,699.34

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Solution

The fourth proportional to 270,807,459.40, 405,927,677.06 and 113,330,699.34 is: 169,877,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,807,459.40 : 405,927,677.06 = 113,330,699.34 : x
  2. Step 2: Convert to fraction form
    270,807,459.40/405,927,677.06 = 113,330,699.34/x
  3. Step 3: Cross multiply
    270,807,459.40x = 405,927,677.06 × 113,330,699.34
  4. Step 4: Simplify right side
    270,807,459.40x = 46,004,067,522,671,480
  5. Step 5: Solve for x
    x = 46,004,067,522,671,480/270,807,459.40
  6. Step 6: Final answer
    x = 169,877,401.55

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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.