Home / 1,225,973,874.60-1,692,807,924.33-987,060,141

Finding the Fourth Proportional to 1,225,973,874.60, 1,692,807,924.33 and 987,060,141

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Solution

The fourth proportional to 1,225,973,874.60, 1,692,807,924.33 and 987,060,141 is: 1,362,919,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,973,874.60 : 1,692,807,924.33 = 987,060,141 : x
  2. Step 2: Convert to fraction form
    1,225,973,874.60/1,692,807,924.33 = 987,060,141/x
  3. Step 3: Cross multiply
    1,225,973,874.60x = 1,692,807,924.33 × 987,060,141
  4. Step 4: Simplify right side
    1,225,973,874.60x = 1,670,903,228,475,087,104
  5. Step 5: Solve for x
    x = 1,670,903,228,475,087,104/1,225,973,874.60
  6. Step 6: Final answer
    x = 1,362,919,115.24

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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.