Home / 10,294,938,008.40-15,442,407,012.60-2,932,992,123.60

Finding the Fourth Proportional to 10,294,938,008.40, 15,442,407,012.60 and 2,932,992,123.60

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Solution

The fourth proportional to 10,294,938,008.40, 15,442,407,012.60 and 2,932,992,123.60 is: 4,399,488,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294,938,008.40 : 15,442,407,012.60 = 2,932,992,123.60 : x
  2. Step 2: Convert to fraction form
    10,294,938,008.40/15,442,407,012.60 = 2,932,992,123.60/x
  3. Step 3: Cross multiply
    10,294,938,008.40x = 15,442,407,012.60 × 2,932,992,123.60
  4. Step 4: Simplify right side
    10,294,938,008.40x = 45,292,458,137,381,208,064
  5. Step 5: Solve for x
    x = 45,292,458,137,381,208,064/10,294,938,008.40
  6. Step 6: Final answer
    x = 4,399,488,185.40

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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.