Home / 1,430,088,357.34-2,143,974,779.52-447,008,718.88

Finding the Fourth Proportional to 1,430,088,357.34, 2,143,974,779.52 and 447,008,718.88

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Solution

The fourth proportional to 1,430,088,357.34, 2,143,974,779.52 and 447,008,718.88 is: 670,151,193.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,088,357.34 : 2,143,974,779.52 = 447,008,718.88 : x
  2. Step 2: Convert to fraction form
    1,430,088,357.34/2,143,974,779.52 = 447,008,718.88/x
  3. Step 3: Cross multiply
    1,430,088,357.34x = 2,143,974,779.52 × 447,008,718.88
  4. Step 4: Simplify right side
    1,430,088,357.34x = 958,375,419,504,265,600
  5. Step 5: Solve for x
    x = 958,375,419,504,265,600/1,430,088,357.34
  6. Step 6: Final answer
    x = 670,151,193.52

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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.