Home / 1,047,696,009.60-1,571,544,014.40-434,076,297.60

Finding the Fourth Proportional to 1,047,696,009.60, 1,571,544,014.40 and 434,076,297.60

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Solution

The fourth proportional to 1,047,696,009.60, 1,571,544,014.40 and 434,076,297.60 is: 651,114,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,696,009.60 : 1,571,544,014.40 = 434,076,297.60 : x
  2. Step 2: Convert to fraction form
    1,047,696,009.60/1,571,544,014.40 = 434,076,297.60/x
  3. Step 3: Cross multiply
    1,047,696,009.60x = 1,571,544,014.40 × 434,076,297.60
  4. Step 4: Simplify right side
    1,047,696,009.60x = 682,170,007,286,193,152
  5. Step 5: Solve for x
    x = 682,170,007,286,193,152/1,047,696,009.60
  6. Step 6: Final answer
    x = 651,114,446.40

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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.