Home / 152,362,099.55-210,272,664.75-86,294,350.73

Finding the Fourth Proportional to 152,362,099.55, 210,272,664.75 and 86,294,350.73

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Solution

The fourth proportional to 152,362,099.55, 210,272,664.75 and 86,294,350.73 is: 119,093,548.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,362,099.55 : 210,272,664.75 = 86,294,350.73 : x
  2. Step 2: Convert to fraction form
    152,362,099.55/210,272,664.75 = 86,294,350.73/x
  3. Step 3: Cross multiply
    152,362,099.55x = 210,272,664.75 × 86,294,350.73
  4. Step 4: Simplify right side
    152,362,099.55x = 18,145,343,080,868,208
  5. Step 5: Solve for x
    x = 18,145,343,080,868,208/152,362,099.55
  6. Step 6: Final answer
    x = 119,093,548.42

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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.