Home / 320,032,060.20-480,048,090.30-307,490,927.40

Finding the Fourth Proportional to 320,032,060.20, 480,048,090.30 and 307,490,927.40

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Solution

The fourth proportional to 320,032,060.20, 480,048,090.30 and 307,490,927.40 is: 461,236,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,032,060.20 : 480,048,090.30 = 307,490,927.40 : x
  2. Step 2: Convert to fraction form
    320,032,060.20/480,048,090.30 = 307,490,927.40/x
  3. Step 3: Cross multiply
    320,032,060.20x = 480,048,090.30 × 307,490,927.40
  4. Step 4: Simplify right side
    320,032,060.20x = 147,610,432,482,945,952
  5. Step 5: Solve for x
    x = 147,610,432,482,945,952/320,032,060.20
  6. Step 6: Final answer
    x = 461,236,391.10

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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.