Home / 264,798,451.20-397,197,676.80-83,045,337.60

Finding the Fourth Proportional to 264,798,451.20, 397,197,676.80 and 83,045,337.60

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Solution

The fourth proportional to 264,798,451.20, 397,197,676.80 and 83,045,337.60 is: 124,568,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,798,451.20 : 397,197,676.80 = 83,045,337.60 : x
  2. Step 2: Convert to fraction form
    264,798,451.20/397,197,676.80 = 83,045,337.60/x
  3. Step 3: Cross multiply
    264,798,451.20x = 397,197,676.80 × 83,045,337.60
  4. Step 4: Simplify right side
    264,798,451.20x = 32,985,415,163,791,688
  5. Step 5: Solve for x
    x = 32,985,415,163,791,688/264,798,451.20
  6. Step 6: Final answer
    x = 124,568,006.40

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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.