Home / 746,496,780.40-1,119,409,247.40-286,281,996.40

Finding the Fourth Proportional to 746,496,780.40, 1,119,409,247.40 and 286,281,996.40

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Solution

The fourth proportional to 746,496,780.40, 1,119,409,247.40 and 286,281,996.40 is: 429,294,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,780.40 : 1,119,409,247.40 = 286,281,996.40 : x
  2. Step 2: Convert to fraction form
    746,496,780.40/1,119,409,247.40 = 286,281,996.40/x
  3. Step 3: Cross multiply
    746,496,780.40x = 1,119,409,247.40 × 286,281,996.40
  4. Step 4: Simplify right side
    746,496,780.40x = 320,466,714,134,293,504
  5. Step 5: Solve for x
    x = 320,466,714,134,293,504/746,496,780.40
  6. Step 6: Final answer
    x = 429,294,167.84

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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.