Home / 374,680,911.20-562,021,366.80-238,464,053.60

Finding the Fourth Proportional to 374,680,911.20, 562,021,366.80 and 238,464,053.60

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Solution

The fourth proportional to 374,680,911.20, 562,021,366.80 and 238,464,053.60 is: 357,696,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,680,911.20 : 562,021,366.80 = 238,464,053.60 : x
  2. Step 2: Convert to fraction form
    374,680,911.20/562,021,366.80 = 238,464,053.60/x
  3. Step 3: Cross multiply
    374,680,911.20x = 562,021,366.80 × 238,464,053.60
  4. Step 4: Simplify right side
    374,680,911.20x = 134,021,893,336,940,448
  5. Step 5: Solve for x
    x = 134,021,893,336,940,448/374,680,911.20
  6. Step 6: Final answer
    x = 357,696,080.40

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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.