Home / 315,520,133.60-473,280,200.40-111,079,762.40

Finding the Fourth Proportional to 315,520,133.60, 473,280,200.40 and 111,079,762.40

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Solution

The fourth proportional to 315,520,133.60, 473,280,200.40 and 111,079,762.40 is: 166,619,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,520,133.60 : 473,280,200.40 = 111,079,762.40 : x
  2. Step 2: Convert to fraction form
    315,520,133.60/473,280,200.40 = 111,079,762.40/x
  3. Step 3: Cross multiply
    315,520,133.60x = 473,280,200.40 × 111,079,762.40
  4. Step 4: Simplify right side
    315,520,133.60x = 52,571,852,209,056,384
  5. Step 5: Solve for x
    x = 52,571,852,209,056,384/315,520,133.60
  6. Step 6: Final answer
    x = 166,619,643.60

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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.