Home / 724,625,999.40-1,086,938,999.10-179,367,533.40

Finding the Fourth Proportional to 724,625,999.40, 1,086,938,999.10 and 179,367,533.40

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Solution

The fourth proportional to 724,625,999.40, 1,086,938,999.10 and 179,367,533.40 is: 269,051,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,625,999.40 : 1,086,938,999.10 = 179,367,533.40 : x
  2. Step 2: Convert to fraction form
    724,625,999.40/1,086,938,999.10 = 179,367,533.40/x
  3. Step 3: Cross multiply
    724,625,999.40x = 1,086,938,999.10 × 179,367,533.40
  4. Step 4: Simplify right side
    724,625,999.40x = 194,961,567,224,831,808
  5. Step 5: Solve for x
    x = 194,961,567,224,831,808/724,625,999.40
  6. Step 6: Final answer
    x = 269,051,300.10

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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.