Home / 480,977,999.55-721,466,999.33-480,977,999.55

Finding the Fourth Proportional to 480,977,999.55, 721,466,999.33 and 480,977,999.55

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Solution

The fourth proportional to 480,977,999.55, 721,466,999.33 and 480,977,999.55 is: 721,466,999.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,977,999.55 : 721,466,999.33 = 480,977,999.55 : x
  2. Step 2: Convert to fraction form
    480,977,999.55/721,466,999.33 = 480,977,999.55/x
  3. Step 3: Cross multiply
    480,977,999.55x = 721,466,999.33 × 480,977,999.55
  4. Step 4: Simplify right side
    480,977,999.55x = 347,009,754,076,679,744
  5. Step 5: Solve for x
    x = 347,009,754,076,679,744/480,977,999.55
  6. Step 6: Final answer
    x = 721,466,999.33

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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.