Home / 772,321,885.45-1,158,482,828.18-772,321,885.45

Finding the Fourth Proportional to 772,321,885.45, 1,158,482,828.18 and 772,321,885.45

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Solution

The fourth proportional to 772,321,885.45, 1,158,482,828.18 and 772,321,885.45 is: 1,158,482,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,321,885.45 : 1,158,482,828.18 = 772,321,885.45 : x
  2. Step 2: Convert to fraction form
    772,321,885.45/1,158,482,828.18 = 772,321,885.45/x
  3. Step 3: Cross multiply
    772,321,885.45x = 1,158,482,828.18 × 772,321,885.45
  4. Step 4: Simplify right side
    772,321,885.45x = 894,721,642,121,426,048
  5. Step 5: Solve for x
    x = 894,721,642,121,426,048/772,321,885.45
  6. Step 6: Final answer
    x = 1,158,482,828.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.