Home / 10,762,374,789.40-16,143,562,184.10-8,007,384,645.40

Finding the Fourth Proportional to 10,762,374,789.40, 16,143,562,184.10 and 8,007,384,645.40

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Solution

The fourth proportional to 10,762,374,789.40, 16,143,562,184.10 and 8,007,384,645.40 is: 12,011,076,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,374,789.40 : 16,143,562,184.10 = 8,007,384,645.40 : x
  2. Step 2: Convert to fraction form
    10,762,374,789.40/16,143,562,184.10 = 8,007,384,645.40/x
  3. Step 3: Cross multiply
    10,762,374,789.40x = 16,143,562,184.10 × 8,007,384,645.40
  4. Step 4: Simplify right side
    10,762,374,789.40x = 129,267,711,955,022,430,208
  5. Step 5: Solve for x
    x = 129,267,711,955,022,430,208/10,762,374,789.40
  6. Step 6: Final answer
    x = 12,011,076,968.10

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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.