Home / 1,530,132,768.24-2,294,444,506.14-644,656,446.60

Finding the Fourth Proportional to 1,530,132,768.24, 2,294,444,506.14 and 644,656,446.60

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Solution

The fourth proportional to 1,530,132,768.24, 2,294,444,506.14 and 644,656,446.60 is: 966,666,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,132,768.24 : 2,294,444,506.14 = 644,656,446.60 : x
  2. Step 2: Convert to fraction form
    1,530,132,768.24/2,294,444,506.14 = 644,656,446.60/x
  3. Step 3: Cross multiply
    1,530,132,768.24x = 2,294,444,506.14 × 644,656,446.60
  4. Step 4: Simplify right side
    1,530,132,768.24x = 1,479,128,442,249,104,128
  5. Step 5: Solve for x
    x = 1,479,128,442,249,104,128/1,530,132,768.24
  6. Step 6: Final answer
    x = 966,666,731.77

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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.