Home / 388,070,801.40-582,106,202.10-183,997,457.40

Finding the Fourth Proportional to 388,070,801.40, 582,106,202.10 and 183,997,457.40

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Solution

The fourth proportional to 388,070,801.40, 582,106,202.10 and 183,997,457.40 is: 275,996,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,070,801.40 : 582,106,202.10 = 183,997,457.40 : x
  2. Step 2: Convert to fraction form
    388,070,801.40/582,106,202.10 = 183,997,457.40/x
  3. Step 3: Cross multiply
    388,070,801.40x = 582,106,202.10 × 183,997,457.40
  4. Step 4: Simplify right side
    388,070,801.40x = 107,106,061,123,170,544
  5. Step 5: Solve for x
    x = 107,106,061,123,170,544/388,070,801.40
  6. Step 6: Final answer
    x = 275,996,186.10

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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.