Home / 293,375,590.80-440,063,386.20-190,063,460.40

Finding the Fourth Proportional to 293,375,590.80, 440,063,386.20 and 190,063,460.40

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Solution

The fourth proportional to 293,375,590.80, 440,063,386.20 and 190,063,460.40 is: 285,095,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,375,590.80 : 440,063,386.20 = 190,063,460.40 : x
  2. Step 2: Convert to fraction form
    293,375,590.80/440,063,386.20 = 190,063,460.40/x
  3. Step 3: Cross multiply
    293,375,590.80x = 440,063,386.20 × 190,063,460.40
  4. Step 4: Simplify right side
    293,375,590.80x = 83,639,969,976,513,600
  5. Step 5: Solve for x
    x = 83,639,969,976,513,600/293,375,590.80
  6. Step 6: Final answer
    x = 285,095,190.60

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1.5x scale

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.