Home / 1,204,860,821.80-1,807,291,232.70-837,528,802.60

Finding the Fourth Proportional to 1,204,860,821.80, 1,807,291,232.70 and 837,528,802.60

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Solution

The fourth proportional to 1,204,860,821.80, 1,807,291,232.70 and 837,528,802.60 is: 1,256,293,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,860,821.80 : 1,807,291,232.70 = 837,528,802.60 : x
  2. Step 2: Convert to fraction form
    1,204,860,821.80/1,807,291,232.70 = 837,528,802.60/x
  3. Step 3: Cross multiply
    1,204,860,821.80x = 1,807,291,232.70 × 837,528,802.60
  4. Step 4: Simplify right side
    1,204,860,821.80x = 1,513,658,462,072,709,120
  5. Step 5: Solve for x
    x = 1,513,658,462,072,709,120/1,204,860,821.80
  6. Step 6: Final answer
    x = 1,256,293,203.90

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1.5x scale

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.