Home / 160,050,143.80-220,869,415.02-86,711,283.64

Finding the Fourth Proportional to 160,050,143.80, 220,869,415.02 and 86,711,283.64

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Solution

The fourth proportional to 160,050,143.80, 220,869,415.02 and 86,711,283.64 is: 119,661,688.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,050,143.80 : 220,869,415.02 = 86,711,283.64 : x
  2. Step 2: Convert to fraction form
    160,050,143.80/220,869,415.02 = 86,711,283.64/x
  3. Step 3: Cross multiply
    160,050,143.80x = 220,869,415.02 × 86,711,283.64
  4. Step 4: Simplify right side
    160,050,143.80x = 19,151,870,493,200,096
  5. Step 5: Solve for x
    x = 19,151,870,493,200,096/160,050,143.80
  6. Step 6: Final answer
    x = 119,661,688.76

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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.