Home / 1,074,512,438.60-1,611,768,657.90-988,516,099.40

Finding the Fourth Proportional to 1,074,512,438.60, 1,611,768,657.90 and 988,516,099.40

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Solution

The fourth proportional to 1,074,512,438.60, 1,611,768,657.90 and 988,516,099.40 is: 1,482,774,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,512,438.60 : 1,611,768,657.90 = 988,516,099.40 : x
  2. Step 2: Convert to fraction form
    1,074,512,438.60/1,611,768,657.90 = 988,516,099.40/x
  3. Step 3: Cross multiply
    1,074,512,438.60x = 1,611,768,657.90 × 988,516,099.40
  4. Step 4: Simplify right side
    1,074,512,438.60x = 1,593,259,266,842,481,152
  5. Step 5: Solve for x
    x = 1,593,259,266,842,481,152/1,074,512,438.60
  6. Step 6: Final answer
    x = 1,482,774,149.10

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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.