Home / 1,450,871,999.65-2,176,307,999.48-360,355,067.65

Finding the Fourth Proportional to 1,450,871,999.65, 2,176,307,999.48 and 360,355,067.65

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Solution

The fourth proportional to 1,450,871,999.65, 2,176,307,999.48 and 360,355,067.65 is: 540,532,601.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,871,999.65 : 2,176,307,999.48 = 360,355,067.65 : x
  2. Step 2: Convert to fraction form
    1,450,871,999.65/2,176,307,999.48 = 360,355,067.65/x
  3. Step 3: Cross multiply
    1,450,871,999.65x = 2,176,307,999.48 × 360,355,067.65
  4. Step 4: Simplify right side
    1,450,871,999.65x = 784,243,616,379,851,520
  5. Step 5: Solve for x
    x = 784,243,616,379,851,520/1,450,871,999.65
  6. Step 6: Final answer
    x = 540,532,601.48

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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.