Home / 1,174,282,932.56-1,620,516,852.09-691,495,946.60

Finding the Fourth Proportional to 1,174,282,932.56, 1,620,516,852.09 and 691,495,946.60

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Solution

The fourth proportional to 1,174,282,932.56, 1,620,516,852.09 and 691,495,946.60 is: 954,268,178.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,282,932.56 : 1,620,516,852.09 = 691,495,946.60 : x
  2. Step 2: Convert to fraction form
    1,174,282,932.56/1,620,516,852.09 = 691,495,946.60/x
  3. Step 3: Cross multiply
    1,174,282,932.56x = 1,620,516,852.09 × 691,495,946.60
  4. Step 4: Simplify right side
    1,174,282,932.56x = 1,120,580,834,609,124,096
  5. Step 5: Solve for x
    x = 1,120,580,834,609,124,096/1,174,282,932.56
  6. Step 6: Final answer
    x = 954,268,178.09

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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.