Home / 12,225,796,543.86-16,871,656,365.46-6,945,688,501.62

Finding the Fourth Proportional to 12,225,796,543.86, 16,871,656,365.46 and 6,945,688,501.62

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Solution

The fourth proportional to 12,225,796,543.86, 16,871,656,365.46 and 6,945,688,501.62 is: 9,585,082,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,796,543.86 : 16,871,656,365.46 = 6,945,688,501.62 : x
  2. Step 2: Convert to fraction form
    12,225,796,543.86/16,871,656,365.46 = 6,945,688,501.62/x
  3. Step 3: Cross multiply
    12,225,796,543.86x = 16,871,656,365.46 × 6,945,688,501.62
  4. Step 4: Simplify right side
    12,225,796,543.86x = 117,185,269,620,859,387,904
  5. Step 5: Solve for x
    x = 117,185,269,620,859,387,904/12,225,796,543.86
  6. Step 6: Final answer
    x = 9,585,082,591.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.