Home / 624,606,008,432.01-862,079,906,703.55-405,146,674,608.99

Finding the Fourth Proportional to 624,606,008,432.01, 862,079,906,703.55 and 405,146,674,608.99

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Solution

The fourth proportional to 624,606,008,432.01, 862,079,906,703.55 and 405,146,674,608.99 is: 559,182,593,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,606,008,432.01 : 862,079,906,703.55 = 405,146,674,608.99 : x
  2. Step 2: Convert to fraction form
    624,606,008,432.01/862,079,906,703.55 = 405,146,674,608.99/x
  3. Step 3: Cross multiply
    624,606,008,432.01x = 862,079,906,703.55 × 405,146,674,608.99
  4. Step 4: Simplify right side
    624,606,008,432.01x = 349,268,807,448,171,607,228,416
  5. Step 5: Solve for x
    x = 349,268,807,448,171,607,228,416/624,606,008,432.01
  6. Step 6: Final answer
    x = 559,182,593,079.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.