Home / 1,319,064,861,718.60-1,977,464,098,999.50-458,427,216,096.98

Finding the Fourth Proportional to 1,319,064,861,718.60, 1,977,464,098,999.50 and 458,427,216,096.98

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Solution

The fourth proportional to 1,319,064,861,718.60, 1,977,464,098,999.50 and 458,427,216,096.98 is: 687,246,994,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,064,861,718.60 : 1,977,464,098,999.50 = 458,427,216,096.98 : x
  2. Step 2: Convert to fraction form
    1,319,064,861,718.60/1,977,464,098,999.50 = 458,427,216,096.98/x
  3. Step 3: Cross multiply
    1,319,064,861,718.60x = 1,977,464,098,999.50 × 458,427,216,096.98
  4. Step 4: Simplify right side
    1,319,064,861,718.60x = 906,523,361,836,063,577,341,952
  5. Step 5: Solve for x
    x = 906,523,361,836,063,577,341,952/1,319,064,861,718.60
  6. Step 6: Final answer
    x = 687,246,994,552.61

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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.