Home / 902,771,792.16-1,245,961,248.66-550,552,100.76

Finding the Fourth Proportional to 902,771,792.16, 1,245,961,248.66 and 550,552,100.76

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Solution

The fourth proportional to 902,771,792.16, 1,245,961,248.66 and 550,552,100.76 is: 759,844,945.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,771,792.16 : 1,245,961,248.66 = 550,552,100.76 : x
  2. Step 2: Convert to fraction form
    902,771,792.16/1,245,961,248.66 = 550,552,100.76/x
  3. Step 3: Cross multiply
    902,771,792.16x = 1,245,961,248.66 × 550,552,100.76
  4. Step 4: Simplify right side
    902,771,792.16x = 685,966,582,915,315,712
  5. Step 5: Solve for x
    x = 685,966,582,915,315,712/902,771,792.16
  6. Step 6: Final answer
    x = 759,844,945.17

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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.