Home / 778,783,546,059.84-1,074,727,603,799.60-431,559,624,921.24

Finding the Fourth Proportional to 778,783,546,059.84, 1,074,727,603,799.60 and 431,559,624,921.24

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Solution

The fourth proportional to 778,783,546,059.84, 1,074,727,603,799.60 and 431,559,624,921.24 is: 595,555,779,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,783,546,059.84 : 1,074,727,603,799.60 = 431,559,624,921.24 : x
  2. Step 2: Convert to fraction form
    778,783,546,059.84/1,074,727,603,799.60 = 431,559,624,921.24/x
  3. Step 3: Cross multiply
    778,783,546,059.84x = 1,074,727,603,799.60 × 431,559,624,921.24
  4. Step 4: Simplify right side
    778,783,546,059.84x = 463,809,041,588,258,414,264,320
  5. Step 5: Solve for x
    x = 463,809,041,588,258,414,264,320/778,783,546,059.84
  6. Step 6: Final answer
    x = 595,555,779,182.60

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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.