Home / 162,301,342.40-243,474,754.08-53,135,057.60

Finding the Fourth Proportional to 162,301,342.40, 243,474,754.08 and 53,135,057.60

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Solution

The fourth proportional to 162,301,342.40, 243,474,754.08 and 53,135,057.60 is: 79,710,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,301,342.40 : 243,474,754.08 = 53,135,057.60 : x
  2. Step 2: Convert to fraction form
    162,301,342.40/243,474,754.08 = 53,135,057.60/x
  3. Step 3: Cross multiply
    162,301,342.40x = 243,474,754.08 × 53,135,057.60
  4. Step 4: Simplify right side
    162,301,342.40x = 12,937,045,082,186,636
  5. Step 5: Solve for x
    x = 12,937,045,082,186,636/162,301,342.40
  6. Step 6: Final answer
    x = 79,710,031.30

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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.