Home / 103,428,295,209.23-155,142,442,813.83-103,428,295,209.23

Finding the Fourth Proportional to 103,428,295,209.23, 155,142,442,813.83 and 103,428,295,209.23

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Solution

The fourth proportional to 103,428,295,209.23, 155,142,442,813.83 and 103,428,295,209.23 is: 155,142,442,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,428,295,209.23 : 155,142,442,813.83 = 103,428,295,209.23 : x
  2. Step 2: Convert to fraction form
    103,428,295,209.23/155,142,442,813.83 = 103,428,295,209.23/x
  3. Step 3: Cross multiply
    103,428,295,209.23x = 155,142,442,813.83 × 103,428,295,209.23
  4. Step 4: Simplify right side
    103,428,295,209.23x = 16,046,118,374,829,891,518,464
  5. Step 5: Solve for x
    x = 16,046,118,374,829,891,518,464/103,428,295,209.23
  6. Step 6: Final answer
    x = 155,142,442,813.83

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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.