Home / 255,059,007.90-382,588,511.85-125,918,844.90

Finding the Fourth Proportional to 255,059,007.90, 382,588,511.85 and 125,918,844.90

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Solution

The fourth proportional to 255,059,007.90, 382,588,511.85 and 125,918,844.90 is: 188,878,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,059,007.90 : 382,588,511.85 = 125,918,844.90 : x
  2. Step 2: Convert to fraction form
    255,059,007.90/382,588,511.85 = 125,918,844.90/x
  3. Step 3: Cross multiply
    255,059,007.90x = 382,588,511.85 × 125,918,844.90
  4. Step 4: Simplify right side
    255,059,007.90x = 48,175,103,484,161,968
  5. Step 5: Solve for x
    x = 48,175,103,484,161,968/255,059,007.90
  6. Step 6: Final answer
    x = 188,878,267.35

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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.