Home / 145,200,194,837.14-200,376,461,901.72-80,093,153,486.38

Finding the Fourth Proportional to 145,200,194,837.14, 200,376,461,901.72 and 80,093,153,486.38

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Solution

The fourth proportional to 145,200,194,837.14, 200,376,461,901.72 and 80,093,153,486.38 is: 110,528,658,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,200,194,837.14 : 200,376,461,901.72 = 80,093,153,486.38 : x
  2. Step 2: Convert to fraction form
    145,200,194,837.14/200,376,461,901.72 = 80,093,153,486.38/x
  3. Step 3: Cross multiply
    145,200,194,837.14x = 200,376,461,901.72 × 80,093,153,486.38
  4. Step 4: Simplify right side
    145,200,194,837.14x = 16,048,782,718,153,036,660,736
  5. Step 5: Solve for x
    x = 16,048,782,718,153,036,660,736/145,200,194,837.14
  6. Step 6: Final answer
    x = 110,528,658,285.57

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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.