Home / 1,461,223,323.92-2,016,638,482.40-889,046,996.80

Finding the Fourth Proportional to 1,461,223,323.92, 2,016,638,482.40 and 889,046,996.80

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Solution

The fourth proportional to 1,461,223,323.92, 2,016,638,482.40 and 889,046,996.80 is: 1,226,976,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,223,323.92 : 2,016,638,482.40 = 889,046,996.80 : x
  2. Step 2: Convert to fraction form
    1,461,223,323.92/2,016,638,482.40 = 889,046,996.80/x
  3. Step 3: Cross multiply
    1,461,223,323.92x = 2,016,638,482.40 × 889,046,996.80
  4. Step 4: Simplify right side
    1,461,223,323.92x = 1,792,886,386,404,134,144
  5. Step 5: Solve for x
    x = 1,792,886,386,404,134,144/1,461,223,323.92
  6. Step 6: Final answer
    x = 1,226,976,299.28

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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.