Home / 45,492,030.30-68,238,337.05-18,200,603.10

Finding the Fourth Proportional to 45,492,030.30, 68,238,337.05 and 18,200,603.10

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Solution

The fourth proportional to 45,492,030.30, 68,238,337.05 and 18,200,603.10 is: 27,301,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492,030.30 : 68,238,337.05 = 18,200,603.10 : x
  2. Step 2: Convert to fraction form
    45,492,030.30/68,238,337.05 = 18,200,603.10/x
  3. Step 3: Cross multiply
    45,492,030.30x = 68,238,337.05 × 18,200,603.10
  4. Step 4: Simplify right side
    45,492,030.30x = 1,241,978,888,851,075
  5. Step 5: Solve for x
    x = 1,241,978,888,851,075/45,492,030.30
  6. Step 6: Final answer
    x = 27,301,021.31

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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.