Home / 901,968,450.75-1,244,695,291.88-530,714,528.19

Finding the Fourth Proportional to 901,968,450.75, 1,244,695,291.88 and 530,714,528.19

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Solution

The fourth proportional to 901,968,450.75, 1,244,695,291.88 and 530,714,528.19 is: 732,373,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,968,450.75 : 1,244,695,291.88 = 530,714,528.19 : x
  2. Step 2: Convert to fraction form
    901,968,450.75/1,244,695,291.88 = 530,714,528.19/x
  3. Step 3: Cross multiply
    901,968,450.75x = 1,244,695,291.88 × 530,714,528.19
  4. Step 4: Simplify right side
    901,968,450.75x = 660,577,874,567,755,008
  5. Step 5: Solve for x
    x = 660,577,874,567,755,008/901,968,450.75
  6. Step 6: Final answer
    x = 732,373,592.47

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.