Home / 11,872,353,812.10-17,826,103,700.55-6,642,407,501.70

Finding the Fourth Proportional to 11,872,353,812.10, 17,826,103,700.55 and 6,642,407,501.70

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Solution

The fourth proportional to 11,872,353,812.10, 17,826,103,700.55 and 6,642,407,501.70 is: 9,973,443,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,353,812.10 : 17,826,103,700.55 = 6,642,407,501.70 : x
  2. Step 2: Convert to fraction form
    11,872,353,812.10/17,826,103,700.55 = 6,642,407,501.70/x
  3. Step 3: Cross multiply
    11,872,353,812.10x = 17,826,103,700.55 × 6,642,407,501.70
  4. Step 4: Simplify right side
    11,872,353,812.10x = 118,408,244,946,615,435,264
  5. Step 5: Solve for x
    x = 118,408,244,946,615,435,264/11,872,353,812.10
  6. Step 6: Final answer
    x = 9,973,443,077.98

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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.