Home / 770,405,417.10-1,063,165,483.53-452,780,364.96

Finding the Fourth Proportional to 770,405,417.10, 1,063,165,483.53 and 452,780,364.96

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Solution

The fourth proportional to 770,405,417.10, 1,063,165,483.53 and 452,780,364.96 is: 624,840,434.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,405,417.10 : 1,063,165,483.53 = 452,780,364.96 : x
  2. Step 2: Convert to fraction form
    770,405,417.10/1,063,165,483.53 = 452,780,364.96/x
  3. Step 3: Cross multiply
    770,405,417.10x = 1,063,165,483.53 × 452,780,364.96
  4. Step 4: Simplify right side
    770,405,417.10x = 481,380,455,645,588,224
  5. Step 5: Solve for x
    x = 481,380,455,645,588,224/770,405,417.10
  6. Step 6: Final answer
    x = 624,840,434.61

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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.