Home / 601,869,940.90-902,804,911.35-538,734,750.10

Finding the Fourth Proportional to 601,869,940.90, 902,804,911.35 and 538,734,750.10

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Solution

The fourth proportional to 601,869,940.90, 902,804,911.35 and 538,734,750.10 is: 808,102,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,869,940.90 : 902,804,911.35 = 538,734,750.10 : x
  2. Step 2: Convert to fraction form
    601,869,940.90/902,804,911.35 = 538,734,750.10/x
  3. Step 3: Cross multiply
    601,869,940.90x = 902,804,911.35 × 538,734,750.10
  4. Step 4: Simplify right side
    601,869,940.90x = 486,372,378,305,194,944
  5. Step 5: Solve for x
    x = 486,372,378,305,194,944/601,869,940.90
  6. Step 6: Final answer
    x = 808,102,125.15

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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.