Home / 7,869,409,125.72-11,796,849,582.64-3,935,692,233.24

Finding the Fourth Proportional to 7,869,409,125.72, 11,796,849,582.64 and 3,935,692,233.24

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Solution

The fourth proportional to 7,869,409,125.72, 11,796,849,582.64 and 3,935,692,233.24 is: 5,899,905,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869,409,125.72 : 11,796,849,582.64 = 3,935,692,233.24 : x
  2. Step 2: Convert to fraction form
    7,869,409,125.72/11,796,849,582.64 = 3,935,692,233.24/x
  3. Step 3: Cross multiply
    7,869,409,125.72x = 11,796,849,582.64 × 3,935,692,233.24
  4. Step 4: Simplify right side
    7,869,409,125.72x = 46,428,769,279,096,774,656
  5. Step 5: Solve for x
    x = 46,428,769,279,096,774,656/7,869,409,125.72
  6. Step 6: Final answer
    x = 5,899,905,385.19

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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.