Home / 469,888,030.20-704,832,045.30-286,222,020.60

Finding the Fourth Proportional to 469,888,030.20, 704,832,045.30 and 286,222,020.60

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Solution

The fourth proportional to 469,888,030.20, 704,832,045.30 and 286,222,020.60 is: 429,333,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,888,030.20 : 704,832,045.30 = 286,222,020.60 : x
  2. Step 2: Convert to fraction form
    469,888,030.20/704,832,045.30 = 286,222,020.60/x
  3. Step 3: Cross multiply
    469,888,030.20x = 704,832,045.30 × 286,222,020.60
  4. Step 4: Simplify right side
    469,888,030.20x = 201,738,452,189,396,736
  5. Step 5: Solve for x
    x = 201,738,452,189,396,736/469,888,030.20
  6. Step 6: Final answer
    x = 429,333,030.90

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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.