Home / 913,615,333,486.50-1,370,468,520,147.80-347,696,880,720.72

Finding the Fourth Proportional to 913,615,333,486.50, 1,370,468,520,147.80 and 347,696,880,720.72

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Solution

The fourth proportional to 913,615,333,486.50, 1,370,468,520,147.80 and 347,696,880,720.72 is: 521,562,644,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,615,333,486.50 : 1,370,468,520,147.80 = 347,696,880,720.72 : x
  2. Step 2: Convert to fraction form
    913,615,333,486.50/1,370,468,520,147.80 = 347,696,880,720.72/x
  3. Step 3: Cross multiply
    913,615,333,486.50x = 1,370,468,520,147.80 × 347,696,880,720.72
  4. Step 4: Simplify right side
    913,615,333,486.50x = 476,507,629,581,331,268,108,288
  5. Step 5: Solve for x
    x = 476,507,629,581,331,268,108,288/913,615,333,486.50
  6. Step 6: Final answer
    x = 521,562,644,710.55

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Double scale
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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.