Home / 10,451,407,655.04-15,674,634,893.76-2,989,760,384.64

Finding the Fourth Proportional to 10,451,407,655.04, 15,674,634,893.76 and 2,989,760,384.64

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Solution

The fourth proportional to 10,451,407,655.04, 15,674,634,893.76 and 2,989,760,384.64 is: 4,483,932,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451,407,655.04 : 15,674,634,893.76 = 2,989,760,384.64 : x
  2. Step 2: Convert to fraction form
    10,451,407,655.04/15,674,634,893.76 = 2,989,760,384.64/x
  3. Step 3: Cross multiply
    10,451,407,655.04x = 15,674,634,893.76 × 2,989,760,384.64
  4. Step 4: Simplify right side
    10,451,407,655.04x = 46,863,402,449,059,463,168
  5. Step 5: Solve for x
    x = 46,863,402,449,059,463,168/10,451,407,655.04
  6. Step 6: Final answer
    x = 4,483,932,116.69

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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.