Home / 746,496,003.60-1,119,744,005.40-678,415,568.40

Finding the Fourth Proportional to 746,496,003.60, 1,119,744,005.40 and 678,415,568.40

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Solution

The fourth proportional to 746,496,003.60, 1,119,744,005.40 and 678,415,568.40 is: 1,017,623,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,003.60 : 1,119,744,005.40 = 678,415,568.40 : x
  2. Step 2: Convert to fraction form
    746,496,003.60/1,119,744,005.40 = 678,415,568.40/x
  3. Step 3: Cross multiply
    746,496,003.60x = 1,119,744,005.40 × 678,415,568.40
  4. Step 4: Simplify right side
    746,496,003.60x = 759,651,765,885,933,696
  5. Step 5: Solve for x
    x = 759,651,765,885,933,696/746,496,003.60
  6. Step 6: Final answer
    x = 1,017,623,352.60

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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.