Home / 1,265,311,951.40-1,898,254,117.98-683,033,698.92

Finding the Fourth Proportional to 1,265,311,951.40, 1,898,254,117.98 and 683,033,698.92

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Solution

The fourth proportional to 1,265,311,951.40, 1,898,254,117.98 and 683,033,698.92 is: 1,024,705,038.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,311,951.40 : 1,898,254,117.98 = 683,033,698.92 : x
  2. Step 2: Convert to fraction form
    1,265,311,951.40/1,898,254,117.98 = 683,033,698.92/x
  3. Step 3: Cross multiply
    1,265,311,951.40x = 1,898,254,117.98 × 683,033,698.92
  4. Step 4: Simplify right side
    1,265,311,951.40x = 1,296,571,531,694,001,408
  5. Step 5: Solve for x
    x = 1,296,571,531,694,001,408/1,265,311,951.40
  6. Step 6: Final answer
    x = 1,024,705,038.36

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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.