Home / 1,497,961,638.85-2,065,495,410.83-1,120,408,262.35

Finding the Fourth Proportional to 1,497,961,638.85, 2,065,495,410.83 and 1,120,408,262.35

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Solution

The fourth proportional to 1,497,961,638.85, 2,065,495,410.83 and 1,120,408,262.35 is: 1,544,898,122.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,961,638.85 : 2,065,495,410.83 = 1,120,408,262.35 : x
  2. Step 2: Convert to fraction form
    1,497,961,638.85/2,065,495,410.83 = 1,120,408,262.35/x
  3. Step 3: Cross multiply
    1,497,961,638.85x = 2,065,495,410.83 × 1,120,408,262.35
  4. Step 4: Simplify right side
    1,497,961,638.85x = 2,314,198,124,149,144,064
  5. Step 5: Solve for x
    x = 2,314,198,124,149,144,064/1,497,961,638.85
  6. Step 6: Final answer
    x = 1,544,898,122.98

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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.