Home / 267,620,817-401,450,573.18-112,018,130.66

Finding the Fourth Proportional to 267,620,817, 401,450,573.18 and 112,018,130.66

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Solution

The fourth proportional to 267,620,817, 401,450,573.18 and 112,018,130.66 is: 168,035,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,620,817 : 401,450,573.18 = 112,018,130.66 : x
  2. Step 2: Convert to fraction form
    267,620,817/401,450,573.18 = 112,018,130.66/x
  3. Step 3: Cross multiply
    267,620,817x = 401,450,573.18 × 112,018,130.66
  4. Step 4: Simplify right side
    267,620,817x = 44,969,742,760,009,128
  5. Step 5: Solve for x
    x = 44,969,742,760,009,128/267,620,817
  6. Step 6: Final answer
    x = 168,035,294.35

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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.