Home / 302,209,909.20-453,314,863.80-97,758,651.60

Finding the Fourth Proportional to 302,209,909.20, 453,314,863.80 and 97,758,651.60

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Solution

The fourth proportional to 302,209,909.20, 453,314,863.80 and 97,758,651.60 is: 146,637,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,209,909.20 : 453,314,863.80 = 97,758,651.60 : x
  2. Step 2: Convert to fraction form
    302,209,909.20/453,314,863.80 = 97,758,651.60/x
  3. Step 3: Cross multiply
    302,209,909.20x = 453,314,863.80 × 97,758,651.60
  4. Step 4: Simplify right side
    302,209,909.20x = 44,315,449,835,325,648
  5. Step 5: Solve for x
    x = 44,315,449,835,325,648/302,209,909.20
  6. Step 6: Final answer
    x = 146,637,977.40

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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.