Home / 49,393,312,131.20-74,089,968,196.80-28,496,201,705.60

Finding the Fourth Proportional to 49,393,312,131.20, 74,089,968,196.80 and 28,496,201,705.60

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Solution

The fourth proportional to 49,393,312,131.20, 74,089,968,196.80 and 28,496,201,705.60 is: 42,744,302,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,393,312,131.20 : 74,089,968,196.80 = 28,496,201,705.60 : x
  2. Step 2: Convert to fraction form
    49,393,312,131.20/74,089,968,196.80 = 28,496,201,705.60/x
  3. Step 3: Cross multiply
    49,393,312,131.20x = 74,089,968,196.80 × 28,496,201,705.60
  4. Step 4: Simplify right side
    49,393,312,131.20x = 2,111,282,678,097,502,011,392
  5. Step 5: Solve for x
    x = 2,111,282,678,097,502,011,392/49,393,312,131.20
  6. Step 6: Final answer
    x = 42,744,302,558.40

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Double scale
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Similar ratio
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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.