Home / 282,677,917.56-390,096,133.02-158,919,611.64

Finding the Fourth Proportional to 282,677,917.56, 390,096,133.02 and 158,919,611.64

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Solution

The fourth proportional to 282,677,917.56, 390,096,133.02 and 158,919,611.64 is: 219,309,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,677,917.56 : 390,096,133.02 = 158,919,611.64 : x
  2. Step 2: Convert to fraction form
    282,677,917.56/390,096,133.02 = 158,919,611.64/x
  3. Step 3: Cross multiply
    282,677,917.56x = 390,096,133.02 × 158,919,611.64
  4. Step 4: Simplify right side
    282,677,917.56x = 61,993,925,961,804,168
  5. Step 5: Solve for x
    x = 61,993,925,961,804,168/282,677,917.56
  6. Step 6: Final answer
    x = 219,309,405.19

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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.