Home / 13,880,242,494.44-19,154,734,642.32-7,939,794,996.44

Finding the Fourth Proportional to 13,880,242,494.44, 19,154,734,642.32 and 7,939,794,996.44

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Solution

The fourth proportional to 13,880,242,494.44, 19,154,734,642.32 and 7,939,794,996.44 is: 10,956,917,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,242,494.44 : 19,154,734,642.32 = 7,939,794,996.44 : x
  2. Step 2: Convert to fraction form
    13,880,242,494.44/19,154,734,642.32 = 7,939,794,996.44/x
  3. Step 3: Cross multiply
    13,880,242,494.44x = 19,154,734,642.32 × 7,939,794,996.44
  4. Step 4: Simplify right side
    13,880,242,494.44x = 152,084,666,271,228,264,448
  5. Step 5: Solve for x
    x = 152,084,666,271,228,264,448/13,880,242,494.44
  6. Step 6: Final answer
    x = 10,956,917,095.08

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1.5x scale

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.