Home / 946,837,826,612.20-1,420,113,238,189.80-257,693,533,891.80

Finding the Fourth Proportional to 946,837,826,612.20, 1,420,113,238,189.80 and 257,693,533,891.80

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Solution

The fourth proportional to 946,837,826,612.20, 1,420,113,238,189.80 and 257,693,533,891.80 is: 386,501,245,081.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,837,826,612.20 : 1,420,113,238,189.80 = 257,693,533,891.80 : x
  2. Step 2: Convert to fraction form
    946,837,826,612.20/1,420,113,238,189.80 = 257,693,533,891.80/x
  3. Step 3: Cross multiply
    946,837,826,612.20x = 1,420,113,238,189.80 × 257,693,533,891.80
  4. Step 4: Simplify right side
    946,837,826,612.20x = 365,953,998,875,657,072,803,840
  5. Step 5: Solve for x
    x = 365,953,998,875,657,072,803,840/946,837,826,612.20
  6. Step 6: Final answer
    x = 386,501,245,081.27

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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.