Home / 139,968,016.20-209,952,024.30-114,458,848.20

Finding the Fourth Proportional to 139,968,016.20, 209,952,024.30 and 114,458,848.20

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Solution

The fourth proportional to 139,968,016.20, 209,952,024.30 and 114,458,848.20 is: 171,688,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,016.20 : 209,952,024.30 = 114,458,848.20 : x
  2. Step 2: Convert to fraction form
    139,968,016.20/209,952,024.30 = 114,458,848.20/x
  3. Step 3: Cross multiply
    139,968,016.20x = 209,952,024.30 × 114,458,848.20
  4. Step 4: Simplify right side
    139,968,016.20x = 24,030,866,878,636,412
  5. Step 5: Solve for x
    x = 24,030,866,878,636,412/139,968,016.20
  6. Step 6: Final answer
    x = 171,688,272.30

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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.