Home / 71,527,367,943.60-107,291,051,915.40-21,840,610,513.20

Finding the Fourth Proportional to 71,527,367,943.60, 107,291,051,915.40 and 21,840,610,513.20

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Solution

The fourth proportional to 71,527,367,943.60, 107,291,051,915.40 and 21,840,610,513.20 is: 32,760,915,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,527,367,943.60 : 107,291,051,915.40 = 21,840,610,513.20 : x
  2. Step 2: Convert to fraction form
    71,527,367,943.60/107,291,051,915.40 = 21,840,610,513.20/x
  3. Step 3: Cross multiply
    71,527,367,943.60x = 107,291,051,915.40 × 21,840,610,513.20
  4. Step 4: Simplify right side
    71,527,367,943.60x = 2,343,302,076,435,772,211,200
  5. Step 5: Solve for x
    x = 2,343,302,076,435,772,211,200/71,527,367,943.60
  6. Step 6: Final answer
    x = 32,760,915,769.80

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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.