Home / 30,291,100,873.09-45,436,651,312.76-10,122,526,720.18

Finding the Fourth Proportional to 30,291,100,873.09, 45,436,651,312.76 and 10,122,526,720.18

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Solution

The fourth proportional to 30,291,100,873.09, 45,436,651,312.76 and 10,122,526,720.18 is: 15,183,790,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,291,100,873.09 : 45,436,651,312.76 = 10,122,526,720.18 : x
  2. Step 2: Convert to fraction form
    30,291,100,873.09/45,436,651,312.76 = 10,122,526,720.18/x
  3. Step 3: Cross multiply
    30,291,100,873.09x = 45,436,651,312.76 × 10,122,526,720.18
  4. Step 4: Simplify right side
    30,291,100,873.09x = 459,933,716,988,636,889,088
  5. Step 5: Solve for x
    x = 459,933,716,988,636,889,088/30,291,100,873.09
  6. Step 6: Final answer
    x = 15,183,790,081.31

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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.