Home / 320,032,058.20-480,048,087.30-307,490,925.40

Finding the Fourth Proportional to 320,032,058.20, 480,048,087.30 and 307,490,925.40

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Solution

The fourth proportional to 320,032,058.20, 480,048,087.30 and 307,490,925.40 is: 461,236,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,032,058.20 : 480,048,087.30 = 307,490,925.40 : x
  2. Step 2: Convert to fraction form
    320,032,058.20/480,048,087.30 = 307,490,925.40/x
  3. Step 3: Cross multiply
    320,032,058.20x = 480,048,087.30 × 307,490,925.40
  4. Step 4: Simplify right side
    320,032,058.20x = 147,610,430,600,376,992
  5. Step 5: Solve for x
    x = 147,610,430,600,376,992/320,032,058.20
  6. Step 6: Final answer
    x = 461,236,388.10

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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.