Home / 1,156,028,852.54-1,595,319,815.16-627,392,838.60

Finding the Fourth Proportional to 1,156,028,852.54, 1,595,319,815.16 and 627,392,838.60

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Solution

The fourth proportional to 1,156,028,852.54, 1,595,319,815.16 and 627,392,838.60 is: 865,802,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,028,852.54 : 1,595,319,815.16 = 627,392,838.60 : x
  2. Step 2: Convert to fraction form
    1,156,028,852.54/1,595,319,815.16 = 627,392,838.60/x
  3. Step 3: Cross multiply
    1,156,028,852.54x = 1,595,319,815.16 × 627,392,838.60
  4. Step 4: Simplify right side
    1,156,028,852.54x = 1,000,892,227,308,059,776
  5. Step 5: Solve for x
    x = 1,000,892,227,308,059,776/1,156,028,852.54
  6. Step 6: Final answer
    x = 865,802,116.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.