Home / 909,380,473.83-1,254,937,743.77-527,937,902.28

Finding the Fourth Proportional to 909,380,473.83, 1,254,937,743.77 and 527,937,902.28

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Solution

The fourth proportional to 909,380,473.83, 1,254,937,743.77 and 527,937,902.28 is: 728,550,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,380,473.83 : 1,254,937,743.77 = 527,937,902.28 : x
  2. Step 2: Convert to fraction form
    909,380,473.83/1,254,937,743.77 = 527,937,902.28/x
  3. Step 3: Cross multiply
    909,380,473.83x = 1,254,937,743.77 × 527,937,902.28
  4. Step 4: Simplify right side
    909,380,473.83x = 662,529,199,935,290,240
  5. Step 5: Solve for x
    x = 662,529,199,935,290,240/909,380,473.83
  6. Step 6: Final answer
    x = 728,550,061.28

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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.