Home / 443,232,030.60-664,848,045.90-298,113,208.20

Finding the Fourth Proportional to 443,232,030.60, 664,848,045.90 and 298,113,208.20

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Solution

The fourth proportional to 443,232,030.60, 664,848,045.90 and 298,113,208.20 is: 447,169,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,030.60 : 664,848,045.90 = 298,113,208.20 : x
  2. Step 2: Convert to fraction form
    443,232,030.60/664,848,045.90 = 298,113,208.20/x
  3. Step 3: Cross multiply
    443,232,030.60x = 664,848,045.90 × 298,113,208.20
  4. Step 4: Simplify right side
    443,232,030.60x = 198,199,983,928,749,856
  5. Step 5: Solve for x
    x = 198,199,983,928,749,856/443,232,030.60
  6. Step 6: Final answer
    x = 447,169,812.30

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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.