Home / 2,073,289,099.80-3,109,933,649.70-692,924,246.40

Finding the Fourth Proportional to 2,073,289,099.80, 3,109,933,649.70 and 692,924,246.40

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Solution

The fourth proportional to 2,073,289,099.80, 3,109,933,649.70 and 692,924,246.40 is: 1,039,386,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,289,099.80 : 3,109,933,649.70 = 692,924,246.40 : x
  2. Step 2: Convert to fraction form
    2,073,289,099.80/3,109,933,649.70 = 692,924,246.40/x
  3. Step 3: Cross multiply
    2,073,289,099.80x = 3,109,933,649.70 × 692,924,246.40
  4. Step 4: Simplify right side
    2,073,289,099.80x = 2,154,948,430,572,373,760
  5. Step 5: Solve for x
    x = 2,154,948,430,572,373,760/2,073,289,099.80
  6. Step 6: Final answer
    x = 1,039,386,369.60

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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.