Home / 1,113,351,879.06-1,536,334,118.75-611,534,729.00

Finding the Fourth Proportional to 1,113,351,879.06, 1,536,334,118.75 and 611,534,729.00

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Solution

The fourth proportional to 1,113,351,879.06, 1,536,334,118.75 and 611,534,729.00 is: 843,867,681.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,351,879.06 : 1,536,334,118.75 = 611,534,729.00 : x
  2. Step 2: Convert to fraction form
    1,113,351,879.06/1,536,334,118.75 = 611,534,729.00/x
  3. Step 3: Cross multiply
    1,113,351,879.06x = 1,536,334,118.75 × 611,534,729.00
  4. Step 4: Simplify right side
    1,113,351,879.06x = 939,521,668,968,604,800
  5. Step 5: Solve for x
    x = 939,521,668,968,604,800/1,113,351,879.06
  6. Step 6: Final answer
    x = 843,867,681.58

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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.