Home / 1,355,994,678.74-2,034,090,667.80-568,257,620.67

Finding the Fourth Proportional to 1,355,994,678.74, 2,034,090,667.80 and 568,257,620.67

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Solution

The fourth proportional to 1,355,994,678.74, 2,034,090,667.80 and 568,257,620.67 is: 852,427,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,994,678.74 : 2,034,090,667.80 = 568,257,620.67 : x
  2. Step 2: Convert to fraction form
    1,355,994,678.74/2,034,090,667.80 = 568,257,620.67/x
  3. Step 3: Cross multiply
    1,355,994,678.74x = 2,034,090,667.80 × 568,257,620.67
  4. Step 4: Simplify right side
    1,355,994,678.74x = 1,155,887,523,111,079,168
  5. Step 5: Solve for x
    x = 1,155,887,523,111,079,168/1,355,994,678.74
  6. Step 6: Final answer
    x = 852,427,772.20

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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.