Home / 158,420,246.40-237,630,369.60-135,745,430.40

Finding the Fourth Proportional to 158,420,246.40, 237,630,369.60 and 135,745,430.40

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Solution

The fourth proportional to 158,420,246.40, 237,630,369.60 and 135,745,430.40 is: 203,618,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,420,246.40 : 237,630,369.60 = 135,745,430.40 : x
  2. Step 2: Convert to fraction form
    158,420,246.40/237,630,369.60 = 135,745,430.40/x
  3. Step 3: Cross multiply
    158,420,246.40x = 237,630,369.60 × 135,745,430.40
  4. Step 4: Simplify right side
    158,420,246.40x = 32,257,236,797,463,076
  5. Step 5: Solve for x
    x = 32,257,236,797,463,076/158,420,246.40
  6. Step 6: Final answer
    x = 203,618,145.60

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1.5x scale

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.