Home / 1,658,792,994.98-2,289,142,135.18-906,116,612.69

Finding the Fourth Proportional to 1,658,792,994.98, 2,289,142,135.18 and 906,116,612.69

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Solution

The fourth proportional to 1,658,792,994.98, 2,289,142,135.18 and 906,116,612.69 is: 1,250,445,187.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,792,994.98 : 2,289,142,135.18 = 906,116,612.69 : x
  2. Step 2: Convert to fraction form
    1,658,792,994.98/2,289,142,135.18 = 906,116,612.69/x
  3. Step 3: Cross multiply
    1,658,792,994.98x = 2,289,142,135.18 × 906,116,612.69
  4. Step 4: Simplify right side
    1,658,792,994.98x = 2,074,229,717,502,065,920
  5. Step 5: Solve for x
    x = 2,074,229,717,502,065,920/1,658,792,994.98
  6. Step 6: Final answer
    x = 1,250,445,187.43

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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.