Home / 2,992,501,152.40-4,129,779,127.24-1,672,401,669.52

Finding the Fourth Proportional to 2,992,501,152.40, 4,129,779,127.24 and 1,672,401,669.52

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Solution

The fourth proportional to 2,992,501,152.40, 4,129,779,127.24 and 1,672,401,669.52 is: 2,307,985,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,501,152.40 : 4,129,779,127.24 = 1,672,401,669.52 : x
  2. Step 2: Convert to fraction form
    2,992,501,152.40/4,129,779,127.24 = 1,672,401,669.52/x
  3. Step 3: Cross multiply
    2,992,501,152.40x = 4,129,779,127.24 × 1,672,401,669.52
  4. Step 4: Simplify right side
    2,992,501,152.40x = 6,906,649,507,145,024,512
  5. Step 5: Solve for x
    x = 6,906,649,507,145,024,512/2,992,501,152.40
  6. Step 6: Final answer
    x = 2,307,985,579.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.