Home / 855,604,956,877.50-1,180,763,156,982.70-470,242,962,075.68

Finding the Fourth Proportional to 855,604,956,877.50, 1,180,763,156,982.70 and 470,242,962,075.68

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Solution

The fourth proportional to 855,604,956,877.50, 1,180,763,156,982.70 and 470,242,962,075.68 is: 648,950,850,490.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,604,956,877.50 : 1,180,763,156,982.70 = 470,242,962,075.68 : x
  2. Step 2: Convert to fraction form
    855,604,956,877.50/1,180,763,156,982.70 = 470,242,962,075.68/x
  3. Step 3: Cross multiply
    855,604,956,877.50x = 1,180,763,156,982.70 × 470,242,962,075.68
  4. Step 4: Simplify right side
    855,604,956,877.50x = 555,245,564,449,375,970,656,256
  5. Step 5: Solve for x
    x = 555,245,564,449,375,970,656,256/855,604,956,877.50
  6. Step 6: Final answer
    x = 648,950,850,490.31

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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.