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Finding the Fourth Proportional to 8,064,939,783.20, 12,097,409,674.80 and 8,064,939,783.20

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Solution

The fourth proportional to 8,064,939,783.20, 12,097,409,674.80 and 8,064,939,783.20 is: 12,097,409,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,939,783.20 : 12,097,409,674.80 = 8,064,939,783.20 : x
  2. Step 2: Convert to fraction form
    8,064,939,783.20/12,097,409,674.80 = 8,064,939,783.20/x
  3. Step 3: Cross multiply
    8,064,939,783.20x = 12,097,409,674.80 × 8,064,939,783.20
  4. Step 4: Simplify right side
    8,064,939,783.20x = 97,564,880,559,963,078,656
  5. Step 5: Solve for x
    x = 97,564,880,559,963,078,656/8,064,939,783.20
  6. Step 6: Final answer
    x = 12,097,409,674.80

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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.