Home / 163,365,416.20-245,048,124.30-162,408,822.40

Finding the Fourth Proportional to 163,365,416.20, 245,048,124.30 and 162,408,822.40

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Solution

The fourth proportional to 163,365,416.20, 245,048,124.30 and 162,408,822.40 is: 243,613,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,365,416.20 : 245,048,124.30 = 162,408,822.40 : x
  2. Step 2: Convert to fraction form
    163,365,416.20/245,048,124.30 = 162,408,822.40/x
  3. Step 3: Cross multiply
    163,365,416.20x = 245,048,124.30 × 162,408,822.40
  4. Step 4: Simplify right side
    163,365,416.20x = 39,797,977,298,891,824
  5. Step 5: Solve for x
    x = 39,797,977,298,891,824/163,365,416.20
  6. Step 6: Final answer
    x = 243,613,233.60

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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.