Home / 1,001,788,990.64-1,382,470,433.42-555,752,365.43

Finding the Fourth Proportional to 1,001,788,990.64, 1,382,470,433.42 and 555,752,365.43

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Solution

The fourth proportional to 1,001,788,990.64, 1,382,470,433.42 and 555,752,365.43 is: 766,939,166.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,788,990.64 : 1,382,470,433.42 = 555,752,365.43 : x
  2. Step 2: Convert to fraction form
    1,001,788,990.64/1,382,470,433.42 = 555,752,365.43/x
  3. Step 3: Cross multiply
    1,001,788,990.64x = 1,382,470,433.42 × 555,752,365.43
  4. Step 4: Simplify right side
    1,001,788,990.64x = 768,311,213,516,833,664
  5. Step 5: Solve for x
    x = 768,311,213,516,833,664/1,001,788,990.64
  6. Step 6: Final answer
    x = 766,939,166.53

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Find fourth proportional to 1,001,788,991.64, 1,382,470,434.80 and 555,752,366.43
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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.