Home / 120,889,030.36-181,315,829.52-59,461,700.68

Finding the Fourth Proportional to 120,889,030.36, 181,315,829.52 and 59,461,700.68

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Solution

The fourth proportional to 120,889,030.36, 181,315,829.52 and 59,461,700.68 is: 89,183,837.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,889,030.36 : 181,315,829.52 = 59,461,700.68 : x
  2. Step 2: Convert to fraction form
    120,889,030.36/181,315,829.52 = 59,461,700.68/x
  3. Step 3: Cross multiply
    120,889,030.36x = 181,315,829.52 × 59,461,700.68
  4. Step 4: Simplify right side
    120,889,030.36x = 10,781,347,583,464,148
  5. Step 5: Solve for x
    x = 10,781,347,583,464,148/120,889,030.36
  6. Step 6: Final answer
    x = 89,183,837.04

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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.