Home / 742,161,253.73-1,024,194,810.83-407,664,685.77

Finding the Fourth Proportional to 742,161,253.73, 1,024,194,810.83 and 407,664,685.77

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Solution

The fourth proportional to 742,161,253.73, 1,024,194,810.83 and 407,664,685.77 is: 562,584,012.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,161,253.73 : 1,024,194,810.83 = 407,664,685.77 : x
  2. Step 2: Convert to fraction form
    742,161,253.73/1,024,194,810.83 = 407,664,685.77/x
  3. Step 3: Cross multiply
    742,161,253.73x = 1,024,194,810.83 × 407,664,685.77
  4. Step 4: Simplify right side
    742,161,253.73x = 417,528,055,722,238,208
  5. Step 5: Solve for x
    x = 417,528,055,722,238,208/742,161,253.73
  6. Step 6: Final answer
    x = 562,584,012.07

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Why These Related Problems?

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