Home / 11,872,625,917.66-16,384,164,222.52-6,447,113,061.16

Finding the Fourth Proportional to 11,872,625,917.66, 16,384,164,222.52 and 6,447,113,061.16

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Solution

The fourth proportional to 11,872,625,917.66, 16,384,164,222.52 and 6,447,113,061.16 is: 8,896,983,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,625,917.66 : 16,384,164,222.52 = 6,447,113,061.16 : x
  2. Step 2: Convert to fraction form
    11,872,625,917.66/16,384,164,222.52 = 6,447,113,061.16/x
  3. Step 3: Cross multiply
    11,872,625,917.66x = 16,384,164,222.52 × 6,447,113,061.16
  4. Step 4: Simplify right side
    11,872,625,917.66x = 105,630,559,155,199,066,112
  5. Step 5: Solve for x
    x = 105,630,559,155,199,066,112/11,872,625,917.66
  6. Step 6: Final answer
    x = 8,896,983,690.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.