Home / 1,250,466,946.51-1,875,515,917.21-364,914,534.55

Finding the Fourth Proportional to 1,250,466,946.51, 1,875,515,917.21 and 364,914,534.55

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Solution

The fourth proportional to 1,250,466,946.51, 1,875,515,917.21 and 364,914,534.55 is: 547,317,959.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,466,946.51 : 1,875,515,917.21 = 364,914,534.55 : x
  2. Step 2: Convert to fraction form
    1,250,466,946.51/1,875,515,917.21 = 364,914,534.55/x
  3. Step 3: Cross multiply
    1,250,466,946.51x = 1,875,515,917.21 × 364,914,534.55
  4. Step 4: Simplify right side
    1,250,466,946.51x = 684,403,017,969,803,520
  5. Step 5: Solve for x
    x = 684,403,017,969,803,520/1,250,466,946.51
  6. Step 6: Final answer
    x = 547,317,959.81

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Double scale
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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.