Home / 74,751,330.60-112,126,995.90-45,903,925.80

Finding the Fourth Proportional to 74,751,330.60, 112,126,995.90 and 45,903,925.80

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Solution

The fourth proportional to 74,751,330.60, 112,126,995.90 and 45,903,925.80 is: 68,855,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,751,330.60 : 112,126,995.90 = 45,903,925.80 : x
  2. Step 2: Convert to fraction form
    74,751,330.60/112,126,995.90 = 45,903,925.80/x
  3. Step 3: Cross multiply
    74,751,330.60x = 112,126,995.90 × 45,903,925.80
  4. Step 4: Simplify right side
    74,751,330.60x = 5,147,069,299,970,504
  5. Step 5: Solve for x
    x = 5,147,069,299,970,504/74,751,330.60
  6. Step 6: Final answer
    x = 68,855,888.70

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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.