Home / 1,032,939,491.64-1,548,491,661.03-402,525,619.38

Finding the Fourth Proportional to 1,032,939,491.64, 1,548,491,661.03 and 402,525,619.38

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Solution

The fourth proportional to 1,032,939,491.64, 1,548,491,661.03 and 402,525,619.38 is: 603,430,859.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,939,491.64 : 1,548,491,661.03 = 402,525,619.38 : x
  2. Step 2: Convert to fraction form
    1,032,939,491.64/1,548,491,661.03 = 402,525,619.38/x
  3. Step 3: Cross multiply
    1,032,939,491.64x = 1,548,491,661.03 × 402,525,619.38
  4. Step 4: Simplify right side
    1,032,939,491.64x = 623,307,564,960,865,792
  5. Step 5: Solve for x
    x = 623,307,564,960,865,792/1,032,939,491.64
  6. Step 6: Final answer
    x = 603,430,859.22

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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.