Home / 55,911,222,902.64-77,159,158,517.88-30,537,891,222.96

Finding the Fourth Proportional to 55,911,222,902.64, 77,159,158,517.88 and 30,537,891,222.96

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Solution

The fourth proportional to 55,911,222,902.64, 77,159,158,517.88 and 30,537,891,222.96 is: 42,143,202,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,911,222,902.64 : 77,159,158,517.88 = 30,537,891,222.96 : x
  2. Step 2: Convert to fraction form
    55,911,222,902.64/77,159,158,517.88 = 30,537,891,222.96/x
  3. Step 3: Cross multiply
    55,911,222,902.64x = 77,159,158,517.88 × 30,537,891,222.96
  4. Step 4: Simplify right side
    55,911,222,902.64x = 2,356,277,989,674,147,119,104
  5. Step 5: Solve for x
    x = 2,356,277,989,674,147,119,104/55,911,222,902.64
  6. Step 6: Final answer
    x = 42,143,202,515.48

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Double scale
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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.