Home / 10,781,506,289.30-16,172,588,899.46-3,698,889,814.92

Finding the Fourth Proportional to 10,781,506,289.30, 16,172,588,899.46 and 3,698,889,814.92

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Solution

The fourth proportional to 10,781,506,289.30, 16,172,588,899.46 and 3,698,889,814.92 is: 5,548,447,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,506,289.30 : 16,172,588,899.46 = 3,698,889,814.92 : x
  2. Step 2: Convert to fraction form
    10,781,506,289.30/16,172,588,899.46 = 3,698,889,814.92/x
  3. Step 3: Cross multiply
    10,781,506,289.30x = 16,172,588,899.46 × 3,698,889,814.92
  4. Step 4: Simplify right side
    10,781,506,289.30x = 59,820,624,361,082,355,712
  5. Step 5: Solve for x
    x = 59,820,624,361,082,355,712/10,781,506,289.30
  6. Step 6: Final answer
    x = 5,548,447,754.51

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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.