Home / 190,720,925.20-286,081,387.80-93,738,847.60

Finding the Fourth Proportional to 190,720,925.20, 286,081,387.80 and 93,738,847.60

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Solution

The fourth proportional to 190,720,925.20, 286,081,387.80 and 93,738,847.60 is: 140,608,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,720,925.20 : 286,081,387.80 = 93,738,847.60 : x
  2. Step 2: Convert to fraction form
    190,720,925.20/286,081,387.80 = 93,738,847.60/x
  3. Step 3: Cross multiply
    190,720,925.20x = 286,081,387.80 × 93,738,847.60
  4. Step 4: Simplify right side
    190,720,925.20x = 26,816,939,612,180,700
  5. Step 5: Solve for x
    x = 26,816,939,612,180,700/190,720,925.20
  6. Step 6: Final answer
    x = 140,608,271.40

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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.