Home / 139,968,114.30-209,952,171.45-133,590,822.30

Finding the Fourth Proportional to 139,968,114.30, 209,952,171.45 and 133,590,822.30

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Solution

The fourth proportional to 139,968,114.30, 209,952,171.45 and 133,590,822.30 is: 200,386,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,114.30 : 209,952,171.45 = 133,590,822.30 : x
  2. Step 2: Convert to fraction form
    139,968,114.30/209,952,171.45 = 133,590,822.30/x
  3. Step 3: Cross multiply
    139,968,114.30x = 209,952,171.45 × 133,590,822.30
  4. Step 4: Simplify right side
    139,968,114.30x = 28,047,683,227,676,080
  5. Step 5: Solve for x
    x = 28,047,683,227,676,080/139,968,114.30
  6. Step 6: Final answer
    x = 200,386,233.45

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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.