Home / 855,604,956,877-1,180,763,156,982-470,242,962,075.18

Finding the Fourth Proportional to 855,604,956,877, 1,180,763,156,982 and 470,242,962,075.18

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Solution

The fourth proportional to 855,604,956,877, 1,180,763,156,982 and 470,242,962,075.18 is: 648,950,850,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,604,956,877 : 1,180,763,156,982 = 470,242,962,075.18 : x
  2. Step 2: Convert to fraction form
    855,604,956,877/1,180,763,156,982 = 470,242,962,075.18/x
  3. Step 3: Cross multiply
    855,604,956,877x = 1,180,763,156,982 × 470,242,962,075.18
  4. Step 4: Simplify right side
    855,604,956,877x = 555,245,564,448,456,445,001,728
  5. Step 5: Solve for x
    x = 555,245,564,448,456,445,001,728/855,604,956,877
  6. Step 6: Final answer
    x = 648,950,850,489.61

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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.