Home / 13,299,960,484.63-18,353,933,611.01-7,507,483,137.48

Finding the Fourth Proportional to 13,299,960,484.63, 18,353,933,611.01 and 7,507,483,137.48

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Solution

The fourth proportional to 13,299,960,484.63, 18,353,933,611.01 and 7,507,483,137.48 is: 10,360,320,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299,960,484.63 : 18,353,933,611.01 = 7,507,483,137.48 : x
  2. Step 2: Convert to fraction form
    13,299,960,484.63/18,353,933,611.01 = 7,507,483,137.48/x
  3. Step 3: Cross multiply
    13,299,960,484.63x = 18,353,933,611.01 × 7,507,483,137.48
  4. Step 4: Simplify right side
    13,299,960,484.63x = 137,791,847,090,993,201,152
  5. Step 5: Solve for x
    x = 137,791,847,090,993,201,152/13,299,960,484.63
  6. Step 6: Final answer
    x = 10,360,320,036.31

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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.