Home / 936,404,643.60-1,404,181,812.60-353,945,307.60

Finding the Fourth Proportional to 936,404,643.60, 1,404,181,812.60 and 353,945,307.60

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Solution

The fourth proportional to 936,404,643.60, 1,404,181,812.60 and 353,945,307.60 is: 530,757,260.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,404,643.60 : 1,404,181,812.60 = 353,945,307.60 : x
  2. Step 2: Convert to fraction form
    936,404,643.60/1,404,181,812.60 = 353,945,307.60/x
  3. Step 3: Cross multiply
    936,404,643.60x = 1,404,181,812.60 × 353,945,307.60
  4. Step 4: Simplify right side
    936,404,643.60x = 497,003,563,587,032,576
  5. Step 5: Solve for x
    x = 497,003,563,587,032,576/936,404,643.60
  6. Step 6: Final answer
    x = 530,757,260.75

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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.