Home / 335,686,781,953.56-463,295,009,381.22-213,712,553,651.16

Finding the Fourth Proportional to 335,686,781,953.56, 463,295,009,381.22 and 213,712,553,651.16

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Solution

The fourth proportional to 335,686,781,953.56, 463,295,009,381.22 and 213,712,553,651.16 is: 294,953,405,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,686,781,953.56 : 463,295,009,381.22 = 213,712,553,651.16 : x
  2. Step 2: Convert to fraction form
    335,686,781,953.56/463,295,009,381.22 = 213,712,553,651.16/x
  3. Step 3: Cross multiply
    335,686,781,953.56x = 463,295,009,381.22 × 213,712,553,651.16
  4. Step 4: Simplify right side
    335,686,781,953.56x = 99,011,959,548,698,651,787,264
  5. Step 5: Solve for x
    x = 99,011,959,548,698,651,787,264/335,686,781,953.56
  6. Step 6: Final answer
    x = 294,953,405,589.85

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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.