Home / 948,289,666.06-1,421,858,499.30-475,038,331.27

Finding the Fourth Proportional to 948,289,666.06, 1,421,858,499.30 and 475,038,331.27

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Solution

The fourth proportional to 948,289,666.06, 1,421,858,499.30 and 475,038,331.27 is: 712,268,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,289,666.06 : 1,421,858,499.30 = 475,038,331.27 : x
  2. Step 2: Convert to fraction form
    948,289,666.06/1,421,858,499.30 = 475,038,331.27/x
  3. Step 3: Cross multiply
    948,289,666.06x = 1,421,858,499.30 × 475,038,331.27
  4. Step 4: Simplify right side
    948,289,666.06x = 675,437,288,809,538,432
  5. Step 5: Solve for x
    x = 675,437,288,809,538,432/948,289,666.06
  6. Step 6: Final answer
    x = 712,268,954.29

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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.