Home / 302,171,419.60-453,928,975.80-290,750,030.80

Finding the Fourth Proportional to 302,171,419.60, 453,928,975.80 and 290,750,030.80

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Solution

The fourth proportional to 302,171,419.60, 453,928,975.80 and 290,750,030.80 is: 436,771,498.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,171,419.60 : 453,928,975.80 = 290,750,030.80 : x
  2. Step 2: Convert to fraction form
    302,171,419.60/453,928,975.80 = 290,750,030.80/x
  3. Step 3: Cross multiply
    302,171,419.60x = 453,928,975.80 × 290,750,030.80
  4. Step 4: Simplify right side
    302,171,419.60x = 131,979,863,694,862,464
  5. Step 5: Solve for x
    x = 131,979,863,694,862,464/302,171,419.60
  6. Step 6: Final answer
    x = 436,771,498.34

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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.