Home / 119,779,267,872.09-179,383,683,650.91-69,308,335,699.42

Finding the Fourth Proportional to 119,779,267,872.09, 179,383,683,650.91 and 69,308,335,699.42

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Solution

The fourth proportional to 119,779,267,872.09, 179,383,683,650.91 and 69,308,335,699.42 is: 103,797,466,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,779,267,872.09 : 179,383,683,650.91 = 69,308,335,699.42 : x
  2. Step 2: Convert to fraction form
    119,779,267,872.09/179,383,683,650.91 = 69,308,335,699.42/x
  3. Step 3: Cross multiply
    119,779,267,872.09x = 179,383,683,650.91 × 69,308,335,699.42
  4. Step 4: Simplify right side
    119,779,267,872.09x = 12,432,784,565,476,547,100,672
  5. Step 5: Solve for x
    x = 12,432,784,565,476,547,100,672/119,779,267,872.09
  6. Step 6: Final answer
    x = 103,797,466,676.40

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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.