Home / 1,658,792,992.89-2,289,142,132.34-906,116,610.63

Finding the Fourth Proportional to 1,658,792,992.89, 2,289,142,132.34 and 906,116,610.63

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Solution

The fourth proportional to 1,658,792,992.89, 2,289,142,132.34 and 906,116,610.63 is: 1,250,445,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,792,992.89 : 2,289,142,132.34 = 906,116,610.63 : x
  2. Step 2: Convert to fraction form
    1,658,792,992.89/2,289,142,132.34 = 906,116,610.63/x
  3. Step 3: Cross multiply
    1,658,792,992.89x = 2,289,142,132.34 × 906,116,610.63
  4. Step 4: Simplify right side
    1,658,792,992.89x = 2,074,229,710,206,251,776
  5. Step 5: Solve for x
    x = 2,074,229,710,206,251,776/1,658,792,992.89
  6. Step 6: Final answer
    x = 1,250,445,184.60

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Double scale
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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.