Home / 10,507,566,272.40-15,750,953,760.60-4,977,103,654.80

Finding the Fourth Proportional to 10,507,566,272.40, 15,750,953,760.60 and 4,977,103,654.80

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Solution

The fourth proportional to 10,507,566,272.40, 15,750,953,760.60 and 4,977,103,654.80 is: 7,460,731,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507,566,272.40 : 15,750,953,760.60 = 4,977,103,654.80 : x
  2. Step 2: Convert to fraction form
    10,507,566,272.40/15,750,953,760.60 = 4,977,103,654.80/x
  3. Step 3: Cross multiply
    10,507,566,272.40x = 15,750,953,760.60 × 4,977,103,654.80
  4. Step 4: Simplify right side
    10,507,566,272.40x = 78,394,129,528,468,062,208
  5. Step 5: Solve for x
    x = 78,394,129,528,468,062,208/10,507,566,272.40
  6. Step 6: Final answer
    x = 7,460,731,390.71

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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.