Home / 1,642,286,140.06-2,266,365,755.49-889,599,315.58

Finding the Fourth Proportional to 1,642,286,140.06, 2,266,365,755.49 and 889,599,315.58

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Solution

The fourth proportional to 1,642,286,140.06, 2,266,365,755.49 and 889,599,315.58 is: 1,227,652,950.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,286,140.06 : 2,266,365,755.49 = 889,599,315.58 : x
  2. Step 2: Convert to fraction form
    1,642,286,140.06/2,266,365,755.49 = 889,599,315.58/x
  3. Step 3: Cross multiply
    1,642,286,140.06x = 2,266,365,755.49 × 889,599,315.58
  4. Step 4: Simplify right side
    1,642,286,140.06x = 2,016,157,424,937,853,440
  5. Step 5: Solve for x
    x = 2,016,157,424,937,853,440/1,642,286,140.06
  6. Step 6: Final answer
    x = 1,227,652,950.21

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1.5x scale

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.