Home / 7,430,869,188.11-10,254,601,153.47-4,089,367,470.49

Finding the Fourth Proportional to 7,430,869,188.11, 10,254,601,153.47 and 4,089,367,470.49

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Solution

The fourth proportional to 7,430,869,188.11, 10,254,601,153.47 and 4,089,367,470.49 is: 5,643,328,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,869,188.11 : 10,254,601,153.47 = 4,089,367,470.49 : x
  2. Step 2: Convert to fraction form
    7,430,869,188.11/10,254,601,153.47 = 4,089,367,470.49/x
  3. Step 3: Cross multiply
    7,430,869,188.11x = 10,254,601,153.47 × 4,089,367,470.49
  4. Step 4: Simplify right side
    7,430,869,188.11x = 41,934,832,379,840,176,128
  5. Step 5: Solve for x
    x = 41,934,832,379,840,176,128/7,430,869,188.11
  6. Step 6: Final answer
    x = 5,643,328,030.44

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Double scale
Find fourth proportional to 7,430,869,189.11, 10,254,601,154.85 and 4,089,367,471.49
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.