Home / 1,008,343,717.35-1,391,520,394.94-562,335,237.02

Finding the Fourth Proportional to 1,008,343,717.35, 1,391,520,394.94 and 562,335,237.02

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Solution

The fourth proportional to 1,008,343,717.35, 1,391,520,394.94 and 562,335,237.02 is: 776,026,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,343,717.35 : 1,391,520,394.94 = 562,335,237.02 : x
  2. Step 2: Convert to fraction form
    1,008,343,717.35/1,391,520,394.94 = 562,335,237.02/x
  3. Step 3: Cross multiply
    1,008,343,717.35x = 1,391,520,394.94 × 562,335,237.02
  4. Step 4: Simplify right side
    1,008,343,717.35x = 782,500,951,096,979,584
  5. Step 5: Solve for x
    x = 782,500,951,096,979,584/1,008,343,717.35
  6. Step 6: Final answer
    x = 776,026,009.42

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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.