Home / 14,231,999,812.71-21,343,701,689.98-4,280,801,852.81

Finding the Fourth Proportional to 14,231,999,812.71, 21,343,701,689.98 and 4,280,801,852.81

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Solution

The fourth proportional to 14,231,999,812.71, 21,343,701,689.98 and 4,280,801,852.81 is: 6,419,909,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,999,812.71 : 21,343,701,689.98 = 4,280,801,852.81 : x
  2. Step 2: Convert to fraction form
    14,231,999,812.71/21,343,701,689.98 = 4,280,801,852.81/x
  3. Step 3: Cross multiply
    14,231,999,812.71x = 21,343,701,689.98 × 4,280,801,852.81
  4. Step 4: Simplify right side
    14,231,999,812.71x = 91,368,157,740,290,310,144
  5. Step 5: Solve for x
    x = 91,368,157,740,290,310,144/14,231,999,812.71
  6. Step 6: Final answer
    x = 6,419,909,987.54

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1.5x scale

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.