Home / 154,403,575,059.96-231,472,716,233.76-53,661,354,079.32

Finding the Fourth Proportional to 154,403,575,059.96, 231,472,716,233.76 and 53,661,354,079.32

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Solution

The fourth proportional to 154,403,575,059.96, 231,472,716,233.76 and 53,661,354,079.32 is: 80,445,931,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,403,575,059.96 : 231,472,716,233.76 = 53,661,354,079.32 : x
  2. Step 2: Convert to fraction form
    154,403,575,059.96/231,472,716,233.76 = 53,661,354,079.32/x
  3. Step 3: Cross multiply
    154,403,575,059.96x = 231,472,716,233.76 × 53,661,354,079.32
  4. Step 4: Simplify right side
    154,403,575,059.96x = 12,421,139,385,521,759,322,112
  5. Step 5: Solve for x
    x = 12,421,139,385,521,759,322,112/154,403,575,059.96
  6. Step 6: Final answer
    x = 80,445,931,259.68

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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.