Home / 887,973,181.20-1,331,959,771.80-874,368,291.60

Finding the Fourth Proportional to 887,973,181.20, 1,331,959,771.80 and 874,368,291.60

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Solution

The fourth proportional to 887,973,181.20, 1,331,959,771.80 and 874,368,291.60 is: 1,311,552,437.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,973,181.20 : 1,331,959,771.80 = 874,368,291.60 : x
  2. Step 2: Convert to fraction form
    887,973,181.20/1,331,959,771.80 = 874,368,291.60/x
  3. Step 3: Cross multiply
    887,973,181.20x = 1,331,959,771.80 × 874,368,291.60
  4. Step 4: Simplify right side
    887,973,181.20x = 1,164,623,390,148,691,968
  5. Step 5: Solve for x
    x = 1,164,623,390,148,691,968/887,973,181.20
  6. Step 6: Final answer
    x = 1,311,552,437.40

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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.