Home / 241,931,287.60-362,664,688.20-80,290,020.40

Finding the Fourth Proportional to 241,931,287.60, 362,664,688.20 and 80,290,020.40

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Solution

The fourth proportional to 241,931,287.60, 362,664,688.20 and 80,290,020.40 is: 120,357,955.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,931,287.60 : 362,664,688.20 = 80,290,020.40 : x
  2. Step 2: Convert to fraction form
    241,931,287.60/362,664,688.20 = 80,290,020.40/x
  3. Step 3: Cross multiply
    241,931,287.60x = 362,664,688.20 × 80,290,020.40
  4. Step 4: Simplify right side
    241,931,287.60x = 29,118,355,213,937,640
  5. Step 5: Solve for x
    x = 29,118,355,213,937,640/241,931,287.60
  6. Step 6: Final answer
    x = 120,357,955.78

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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.