Home / 352,500,520,809.60-486,452,366,051.28-200,261,702,555.83

Finding the Fourth Proportional to 352,500,520,809.60, 486,452,366,051.28 and 200,261,702,555.83

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Solution

The fourth proportional to 352,500,520,809.60, 486,452,366,051.28 and 200,261,702,555.83 is: 276,362,085,406.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,500,520,809.60 : 486,452,366,051.28 = 200,261,702,555.83 : x
  2. Step 2: Convert to fraction form
    352,500,520,809.60/486,452,366,051.28 = 200,261,702,555.83/x
  3. Step 3: Cross multiply
    352,500,520,809.60x = 486,452,366,051.28 × 200,261,702,555.83
  4. Step 4: Simplify right side
    352,500,520,809.60x = 97,417,779,037,741,177,110,528
  5. Step 5: Solve for x
    x = 97,417,779,037,741,177,110,528/352,500,520,809.60
  6. Step 6: Final answer
    x = 276,362,085,406.28

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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.