Home / 1,272,662,473.96-1,907,755,637.46-608,503,901.14

Finding the Fourth Proportional to 1,272,662,473.96, 1,907,755,637.46 and 608,503,901.14

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Solution

The fourth proportional to 1,272,662,473.96, 1,907,755,637.46 and 608,503,901.14 is: 912,163,886.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,662,473.96 : 1,907,755,637.46 = 608,503,901.14 : x
  2. Step 2: Convert to fraction form
    1,272,662,473.96/1,907,755,637.46 = 608,503,901.14/x
  3. Step 3: Cross multiply
    1,272,662,473.96x = 1,907,755,637.46 × 608,503,901.14
  4. Step 4: Simplify right side
    1,272,662,473.96x = 1,160,876,747,816,237,568
  5. Step 5: Solve for x
    x = 1,160,876,747,816,237,568/1,272,662,473.96
  6. Step 6: Final answer
    x = 912,163,886.00

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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.