Home / 141,831,930.30-212,754,893.85-73,807,482.30

Finding the Fourth Proportional to 141,831,930.30, 212,754,893.85 and 73,807,482.30

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Solution

The fourth proportional to 141,831,930.30, 212,754,893.85 and 73,807,482.30 is: 110,714,865.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,831,930.30 : 212,754,893.85 = 73,807,482.30 : x
  2. Step 2: Convert to fraction form
    141,831,930.30/212,754,893.85 = 73,807,482.30/x
  3. Step 3: Cross multiply
    141,831,930.30x = 212,754,893.85 × 73,807,482.30
  4. Step 4: Simplify right side
    141,831,930.30x = 15,702,903,062,072,252
  5. Step 5: Solve for x
    x = 15,702,903,062,072,252/141,831,930.30
  6. Step 6: Final answer
    x = 110,714,865.33

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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.