Home / 1,384,608,891.60-2,076,913,337.40-402,033,531.60

Finding the Fourth Proportional to 1,384,608,891.60, 2,076,913,337.40 and 402,033,531.60

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Solution

The fourth proportional to 1,384,608,891.60, 2,076,913,337.40 and 402,033,531.60 is: 603,050,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,608,891.60 : 2,076,913,337.40 = 402,033,531.60 : x
  2. Step 2: Convert to fraction form
    1,384,608,891.60/2,076,913,337.40 = 402,033,531.60/x
  3. Step 3: Cross multiply
    1,384,608,891.60x = 2,076,913,337.40 × 402,033,531.60
  4. Step 4: Simplify right side
    1,384,608,891.60x = 834,988,803,862,064,512
  5. Step 5: Solve for x
    x = 834,988,803,862,064,512/1,384,608,891.60
  6. Step 6: Final answer
    x = 603,050,297.40

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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.