Home / 10,507,566,271.40-15,750,953,759.10-4,977,103,653.80

Finding the Fourth Proportional to 10,507,566,271.40, 15,750,953,759.10 and 4,977,103,653.80

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Solution

The fourth proportional to 10,507,566,271.40, 15,750,953,759.10 and 4,977,103,653.80 is: 7,460,731,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507,566,271.40 : 15,750,953,759.10 = 4,977,103,653.80 : x
  2. Step 2: Convert to fraction form
    10,507,566,271.40/15,750,953,759.10 = 4,977,103,653.80/x
  3. Step 3: Cross multiply
    10,507,566,271.40x = 15,750,953,759.10 × 4,977,103,653.80
  4. Step 4: Simplify right side
    10,507,566,271.40x = 78,394,129,505,251,459,072
  5. Step 5: Solve for x
    x = 78,394,129,505,251,459,072/10,507,566,271.40
  6. Step 6: Final answer
    x = 7,460,731,389.21

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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.