Home / 351,015,688.80-526,523,533.20-169,617,160.80

Finding the Fourth Proportional to 351,015,688.80, 526,523,533.20 and 169,617,160.80

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Solution

The fourth proportional to 351,015,688.80, 526,523,533.20 and 169,617,160.80 is: 254,425,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,015,688.80 : 526,523,533.20 = 169,617,160.80 : x
  2. Step 2: Convert to fraction form
    351,015,688.80/526,523,533.20 = 169,617,160.80/x
  3. Step 3: Cross multiply
    351,015,688.80x = 526,523,533.20 × 169,617,160.80
  4. Step 4: Simplify right side
    351,015,688.80x = 89,307,426,795,768,544
  5. Step 5: Solve for x
    x = 89,307,426,795,768,544/351,015,688.80
  6. Step 6: Final answer
    x = 254,425,741.20

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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.