Home / 1,282,404,483.90-1,924,850,625.09-618,885,450

Finding the Fourth Proportional to 1,282,404,483.90, 1,924,850,625.09 and 618,885,450

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Solution

The fourth proportional to 1,282,404,483.90, 1,924,850,625.09 and 618,885,450 is: 928,928,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,404,483.90 : 1,924,850,625.09 = 618,885,450 : x
  2. Step 2: Convert to fraction form
    1,282,404,483.90/1,924,850,625.09 = 618,885,450/x
  3. Step 3: Cross multiply
    1,282,404,483.90x = 1,924,850,625.09 × 618,885,450
  4. Step 4: Simplify right side
    1,282,404,483.90x = 1,191,262,045,291,605,760
  5. Step 5: Solve for x
    x = 1,191,262,045,291,605,760/1,282,404,483.90
  6. Step 6: Final answer
    x = 928,928,477.91

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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.