Home / 511,560,060.40-767,340,090.60-188,569,903.60

Finding the Fourth Proportional to 511,560,060.40, 767,340,090.60 and 188,569,903.60

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Solution

The fourth proportional to 511,560,060.40, 767,340,090.60 and 188,569,903.60 is: 282,854,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,560,060.40 : 767,340,090.60 = 188,569,903.60 : x
  2. Step 2: Convert to fraction form
    511,560,060.40/767,340,090.60 = 188,569,903.60/x
  3. Step 3: Cross multiply
    511,560,060.40x = 767,340,090.60 × 188,569,903.60
  4. Step 4: Simplify right side
    511,560,060.40x = 144,697,246,912,857,280
  5. Step 5: Solve for x
    x = 144,697,246,912,857,280/511,560,060.40
  6. Step 6: Final answer
    x = 282,854,855.40

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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.