Home / 1,047,696,005.10-1,571,544,007.65-434,076,293.10

Finding the Fourth Proportional to 1,047,696,005.10, 1,571,544,007.65 and 434,076,293.10

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Solution

The fourth proportional to 1,047,696,005.10, 1,571,544,007.65 and 434,076,293.10 is: 651,114,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,696,005.10 : 1,571,544,007.65 = 434,076,293.10 : x
  2. Step 2: Convert to fraction form
    1,047,696,005.10/1,571,544,007.65 = 434,076,293.10/x
  3. Step 3: Cross multiply
    1,047,696,005.10x = 1,571,544,007.65 × 434,076,293.10
  4. Step 4: Simplify right side
    1,047,696,005.10x = 682,169,997,284,230,144
  5. Step 5: Solve for x
    x = 682,169,997,284,230,144/1,047,696,005.10
  6. Step 6: Final answer
    x = 651,114,439.65

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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.