Home / 19,578,031,361.40-29,367,047,042.10-4,856,052,779.40

Finding the Fourth Proportional to 19,578,031,361.40, 29,367,047,042.10 and 4,856,052,779.40

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Solution

The fourth proportional to 19,578,031,361.40, 29,367,047,042.10 and 4,856,052,779.40 is: 7,284,079,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,031,361.40 : 29,367,047,042.10 = 4,856,052,779.40 : x
  2. Step 2: Convert to fraction form
    19,578,031,361.40/29,367,047,042.10 = 4,856,052,779.40/x
  3. Step 3: Cross multiply
    19,578,031,361.40x = 29,367,047,042.10 × 4,856,052,779.40
  4. Step 4: Simplify right side
    19,578,031,361.40x = 142,607,930,411,560,239,104
  5. Step 5: Solve for x
    x = 142,607,930,411,560,239,104/19,578,031,361.40
  6. Step 6: Final answer
    x = 7,284,079,169.10

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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.