Home / 1,112,324,980.06-1,667,549,102.98-915,598,102.04

Finding the Fourth Proportional to 1,112,324,980.06, 1,667,549,102.98 and 915,598,102.04

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Solution

The fourth proportional to 1,112,324,980.06, 1,667,549,102.98 and 915,598,102.04 is: 1,372,624,746.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,324,980.06 : 1,667,549,102.98 = 915,598,102.04 : x
  2. Step 2: Convert to fraction form
    1,112,324,980.06/1,667,549,102.98 = 915,598,102.04/x
  3. Step 3: Cross multiply
    1,112,324,980.06x = 1,667,549,102.98 × 915,598,102.04
  4. Step 4: Simplify right side
    1,112,324,980.06x = 1,526,804,793,746,992,384
  5. Step 5: Solve for x
    x = 1,526,804,793,746,992,384/1,112,324,980.06
  6. Step 6: Final answer
    x = 1,372,624,746.47

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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.