Home / 1,173,181,024.80-1,759,771,537.20-628,985,440.80

Finding the Fourth Proportional to 1,173,181,024.80, 1,759,771,537.20 and 628,985,440.80

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Solution

The fourth proportional to 1,173,181,024.80, 1,759,771,537.20 and 628,985,440.80 is: 943,478,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,181,024.80 : 1,759,771,537.20 = 628,985,440.80 : x
  2. Step 2: Convert to fraction form
    1,173,181,024.80/1,759,771,537.20 = 628,985,440.80/x
  3. Step 3: Cross multiply
    1,173,181,024.80x = 1,759,771,537.20 × 628,985,440.80
  4. Step 4: Simplify right side
    1,173,181,024.80x = 1,106,870,676,033,035,520
  5. Step 5: Solve for x
    x = 1,106,870,676,033,035,520/1,173,181,024.80
  6. Step 6: Final answer
    x = 943,478,161.20

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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.