Home / 255,583,585.64-352,645,276.15-155,109,795.86

Finding the Fourth Proportional to 255,583,585.64, 352,645,276.15 and 155,109,795.86

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Solution

The fourth proportional to 255,583,585.64, 352,645,276.15 and 155,109,795.86 is: 214,015,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,583,585.64 : 352,645,276.15 = 155,109,795.86 : x
  2. Step 2: Convert to fraction form
    255,583,585.64/352,645,276.15 = 155,109,795.86/x
  3. Step 3: Cross multiply
    255,583,585.64x = 352,645,276.15 × 155,109,795.86
  4. Step 4: Simplify right side
    255,583,585.64x = 54,698,736,793,791,240
  5. Step 5: Solve for x
    x = 54,698,736,793,791,240/255,583,585.64
  6. Step 6: Final answer
    x = 214,015,061.48

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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.