Home / 601,869,953.40-902,804,930.10-538,734,762.60

Finding the Fourth Proportional to 601,869,953.40, 902,804,930.10 and 538,734,762.60

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Solution

The fourth proportional to 601,869,953.40, 902,804,930.10 and 538,734,762.60 is: 808,102,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,869,953.40 : 902,804,930.10 = 538,734,762.60 : x
  2. Step 2: Convert to fraction form
    601,869,953.40/902,804,930.10 = 538,734,762.60/x
  3. Step 3: Cross multiply
    601,869,953.40x = 902,804,930.10 × 538,734,762.60
  4. Step 4: Simplify right side
    601,869,953.40x = 486,372,399,691,533,120
  5. Step 5: Solve for x
    x = 486,372,399,691,533,120/601,869,953.40
  6. Step 6: Final answer
    x = 808,102,143.90

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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.