Home / 144,342,115.80-216,513,173.70-141,472,334.40

Finding the Fourth Proportional to 144,342,115.80, 216,513,173.70 and 141,472,334.40

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Solution

The fourth proportional to 144,342,115.80, 216,513,173.70 and 141,472,334.40 is: 212,208,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,342,115.80 : 216,513,173.70 = 141,472,334.40 : x
  2. Step 2: Convert to fraction form
    144,342,115.80/216,513,173.70 = 141,472,334.40/x
  3. Step 3: Cross multiply
    144,342,115.80x = 216,513,173.70 × 141,472,334.40
  4. Step 4: Simplify right side
    144,342,115.80x = 30,630,624,111,691,684
  5. Step 5: Solve for x
    x = 30,630,624,111,691,684/144,342,115.80
  6. Step 6: Final answer
    x = 212,208,501.60

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1.5x scale

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.