Home / 982,285,481.79-1,355,547,069-536,248,845

Finding the Fourth Proportional to 982,285,481.79, 1,355,547,069 and 536,248,845

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Solution

The fourth proportional to 982,285,481.79, 1,355,547,069 and 536,248,845 is: 740,019,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,285,481.79 : 1,355,547,069 = 536,248,845 : x
  2. Step 2: Convert to fraction form
    982,285,481.79/1,355,547,069 = 536,248,845/x
  3. Step 3: Cross multiply
    982,285,481.79x = 1,355,547,069 × 536,248,845
  4. Step 4: Simplify right side
    982,285,481.79x = 726,910,550,094,385,280
  5. Step 5: Solve for x
    x = 726,910,550,094,385,280/982,285,481.79
  6. Step 6: Final answer
    x = 740,019,641.51

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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.