Home / 628,329,114,163.90-942,626,038,983.44-203,824,232,567.74

Finding the Fourth Proportional to 628,329,114,163.90, 942,626,038,983.44 and 203,824,232,567.74

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Solution

The fourth proportional to 628,329,114,163.90, 942,626,038,983.44 and 203,824,232,567.74 is: 305,779,287,738.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,329,114,163.90 : 942,626,038,983.44 = 203,824,232,567.74 : x
  2. Step 2: Convert to fraction form
    628,329,114,163.90/942,626,038,983.44 = 203,824,232,567.74/x
  3. Step 3: Cross multiply
    628,329,114,163.90x = 942,626,038,983.44 × 203,824,232,567.74
  4. Step 4: Simplify right side
    628,329,114,163.90x = 192,130,028,994,168,218,451,968
  5. Step 5: Solve for x
    x = 192,130,028,994,168,218,451,968/628,329,114,163.90
  6. Step 6: Final answer
    x = 305,779,287,738.13

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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.