Home / 84,118,762.31-126,222,598.73-59,684,598.56

Finding the Fourth Proportional to 84,118,762.31, 126,222,598.73 and 59,684,598.56

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Solution

The fourth proportional to 84,118,762.31, 126,222,598.73 and 59,684,598.56 is: 89,558,440.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118,762.31 : 126,222,598.73 = 59,684,598.56 : x
  2. Step 2: Convert to fraction form
    84,118,762.31/126,222,598.73 = 59,684,598.56/x
  3. Step 3: Cross multiply
    84,118,762.31x = 126,222,598.73 × 59,684,598.56
  4. Step 4: Simplify right side
    84,118,762.31x = 7,533,545,133,918,114
  5. Step 5: Solve for x
    x = 7,533,545,133,918,114/84,118,762.31
  6. Step 6: Final answer
    x = 89,558,440.09

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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.