Home / 986,310,371.14-1,360,592,278.39-609,846,617.84

Finding the Fourth Proportional to 986,310,371.14, 1,360,592,278.39 and 609,846,617.84

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Solution

The fourth proportional to 986,310,371.14, 1,360,592,278.39 and 609,846,617.84 is: 841,269,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,310,371.14 : 1,360,592,278.39 = 609,846,617.84 : x
  2. Step 2: Convert to fraction form
    986,310,371.14/1,360,592,278.39 = 609,846,617.84/x
  3. Step 3: Cross multiply
    986,310,371.14x = 1,360,592,278.39 × 609,846,617.84
  4. Step 4: Simplify right side
    986,310,371.14x = 829,752,599,235,361,280
  5. Step 5: Solve for x
    x = 829,752,599,235,361,280/986,310,371.14
  6. Step 6: Final answer
    x = 841,269,263.22

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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.