Home / 536,039,795.60-804,059,693.40-428,544,371.60

Finding the Fourth Proportional to 536,039,795.60, 804,059,693.40 and 428,544,371.60

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Solution

The fourth proportional to 536,039,795.60, 804,059,693.40 and 428,544,371.60 is: 642,816,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,039,795.60 : 804,059,693.40 = 428,544,371.60 : x
  2. Step 2: Convert to fraction form
    536,039,795.60/804,059,693.40 = 428,544,371.60/x
  3. Step 3: Cross multiply
    536,039,795.60x = 804,059,693.40 × 428,544,371.60
  4. Step 4: Simplify right side
    536,039,795.60x = 344,575,256,036,991,680
  5. Step 5: Solve for x
    x = 344,575,256,036,991,680/536,039,795.60
  6. Step 6: Final answer
    x = 642,816,557.40

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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.