Home / 1,137,969,330.60-1,706,103,690.30-620,983,525.80

Finding the Fourth Proportional to 1,137,969,330.60, 1,706,103,690.30 and 620,983,525.80

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Solution

The fourth proportional to 1,137,969,330.60, 1,706,103,690.30 and 620,983,525.80 is: 931,011,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,969,330.60 : 1,706,103,690.30 = 620,983,525.80 : x
  2. Step 2: Convert to fraction form
    1,137,969,330.60/1,706,103,690.30 = 620,983,525.80/x
  3. Step 3: Cross multiply
    1,137,969,330.60x = 1,706,103,690.30 × 620,983,525.80
  4. Step 4: Simplify right side
    1,137,969,330.60x = 1,059,462,284,982,885,120
  5. Step 5: Solve for x
    x = 1,059,462,284,982,885,120/1,137,969,330.60
  6. Step 6: Final answer
    x = 931,011,281.67

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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.