Home / 236,208,133.60-354,312,200.40-144,375,128.80

Finding the Fourth Proportional to 236,208,133.60, 354,312,200.40 and 144,375,128.80

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Solution

The fourth proportional to 236,208,133.60, 354,312,200.40 and 144,375,128.80 is: 216,562,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,208,133.60 : 354,312,200.40 = 144,375,128.80 : x
  2. Step 2: Convert to fraction form
    236,208,133.60/354,312,200.40 = 144,375,128.80/x
  3. Step 3: Cross multiply
    236,208,133.60x = 354,312,200.40 × 144,375,128.80
  4. Step 4: Simplify right side
    236,208,133.60x = 51,153,869,568,161,416
  5. Step 5: Solve for x
    x = 51,153,869,568,161,416/236,208,133.60
  6. Step 6: Final answer
    x = 216,562,693.20

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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.