Home / 1,119,767,999.40-1,679,651,999.10-1,010,928,882.60

Finding the Fourth Proportional to 1,119,767,999.40, 1,679,651,999.10 and 1,010,928,882.60

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Solution

The fourth proportional to 1,119,767,999.40, 1,679,651,999.10 and 1,010,928,882.60 is: 1,516,393,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,767,999.40 : 1,679,651,999.10 = 1,010,928,882.60 : x
  2. Step 2: Convert to fraction form
    1,119,767,999.40/1,679,651,999.10 = 1,010,928,882.60/x
  3. Step 3: Cross multiply
    1,119,767,999.40x = 1,679,651,999.10 × 1,010,928,882.60
  4. Step 4: Simplify right side
    1,119,767,999.40x = 1,698,008,718,607,019,264
  5. Step 5: Solve for x
    x = 1,698,008,718,607,019,264/1,119,767,999.40
  6. Step 6: Final answer
    x = 1,516,393,323.90

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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.