Home / 728,330,904.93-1,092,631,082.06-230,466,768.31

Finding the Fourth Proportional to 728,330,904.93, 1,092,631,082.06 and 230,466,768.31

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Solution

The fourth proportional to 728,330,904.93, 1,092,631,082.06 and 230,466,768.31 is: 345,742,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,330,904.93 : 1,092,631,082.06 = 230,466,768.31 : x
  2. Step 2: Convert to fraction form
    728,330,904.93/1,092,631,082.06 = 230,466,768.31/x
  3. Step 3: Cross multiply
    728,330,904.93x = 1,092,631,082.06 × 230,466,768.31
  4. Step 4: Simplify right side
    728,330,904.93x = 251,815,154,437,426,592
  5. Step 5: Solve for x
    x = 251,815,154,437,426,592/728,330,904.93
  6. Step 6: Final answer
    x = 345,742,783.58

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1.5x scale

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.