Home / 662,307,263.20-993,460,894.80-651,557,720.80

Finding the Fourth Proportional to 662,307,263.20, 993,460,894.80 and 651,557,720.80

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Solution

The fourth proportional to 662,307,263.20, 993,460,894.80 and 651,557,720.80 is: 977,336,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,307,263.20 : 993,460,894.80 = 651,557,720.80 : x
  2. Step 2: Convert to fraction form
    662,307,263.20/993,460,894.80 = 651,557,720.80/x
  3. Step 3: Cross multiply
    662,307,263.20x = 993,460,894.80 × 651,557,720.80
  4. Step 4: Simplify right side
    662,307,263.20x = 647,297,116,319,816,448
  5. Step 5: Solve for x
    x = 647,297,116,319,816,448/662,307,263.20
  6. Step 6: Final answer
    x = 977,336,581.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.