Home / 456,191,997.60-684,287,996.40-133,075,869.60

Finding the Fourth Proportional to 456,191,997.60, 684,287,996.40 and 133,075,869.60

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Solution

The fourth proportional to 456,191,997.60, 684,287,996.40 and 133,075,869.60 is: 199,613,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,191,997.60 : 684,287,996.40 = 133,075,869.60 : x
  2. Step 2: Convert to fraction form
    456,191,997.60/684,287,996.40 = 133,075,869.60/x
  3. Step 3: Cross multiply
    456,191,997.60x = 684,287,996.40 × 133,075,869.60
  4. Step 4: Simplify right side
    456,191,997.60x = 91,062,220,177,771,664
  5. Step 5: Solve for x
    x = 91,062,220,177,771,664/456,191,997.60
  6. Step 6: Final answer
    x = 199,613,804.40

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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.