Home / 121,178,391,421.60-181,767,587,132.40-32,846,519,929.60

Finding the Fourth Proportional to 121,178,391,421.60, 181,767,587,132.40 and 32,846,519,929.60

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Solution

The fourth proportional to 121,178,391,421.60, 181,767,587,132.40 and 32,846,519,929.60 is: 49,269,779,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,178,391,421.60 : 181,767,587,132.40 = 32,846,519,929.60 : x
  2. Step 2: Convert to fraction form
    121,178,391,421.60/181,767,587,132.40 = 32,846,519,929.60/x
  3. Step 3: Cross multiply
    121,178,391,421.60x = 181,767,587,132.40 × 32,846,519,929.60
  4. Step 4: Simplify right side
    121,178,391,421.60x = 5,970,432,673,299,680,985,088
  5. Step 5: Solve for x
    x = 5,970,432,673,299,680,985,088/121,178,391,421.60
  6. Step 6: Final answer
    x = 49,269,779,894.40

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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.