Home / 679,830,594.64-1,019,745,835.82-188,543,858

Finding the Fourth Proportional to 679,830,594.64, 1,019,745,835.82 and 188,543,858

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Solution

The fourth proportional to 679,830,594.64, 1,019,745,835.82 and 188,543,858 is: 282,815,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,830,594.64 : 1,019,745,835.82 = 188,543,858 : x
  2. Step 2: Convert to fraction form
    679,830,594.64/1,019,745,835.82 = 188,543,858/x
  3. Step 3: Cross multiply
    679,830,594.64x = 1,019,745,835.82 × 188,543,858
  4. Step 4: Simplify right side
    679,830,594.64x = 192,266,814,064,937,408
  5. Step 5: Solve for x
    x = 192,266,814,064,937,408/679,830,594.64
  6. Step 6: Final answer
    x = 282,815,771.43

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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.