Home / 1,510,702,515,320.40-2,265,408,720,129.90-874,434,096,251.35

Finding the Fourth Proportional to 1,510,702,515,320.40, 2,265,408,720,129.90 and 874,434,096,251.35

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Solution

The fourth proportional to 1,510,702,515,320.40, 2,265,408,720,129.90 and 874,434,096,251.35 is: 1,311,277,770,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,702,515,320.40 : 2,265,408,720,129.90 = 874,434,096,251.35 : x
  2. Step 2: Convert to fraction form
    1,510,702,515,320.40/2,265,408,720,129.90 = 874,434,096,251.35/x
  3. Step 3: Cross multiply
    1,510,702,515,320.40x = 2,265,408,720,129.90 × 874,434,096,251.35
  4. Step 4: Simplify right side
    1,510,702,515,320.40x = 1,980,950,626,826,716,377,513,984
  5. Step 5: Solve for x
    x = 1,980,950,626,826,716,377,513,984/1,510,702,515,320.40
  6. Step 6: Final answer
    x = 1,311,277,770,929.36

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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.