Home / 1,364,688,032.20-2,047,032,048.30-905,145,094.60

Finding the Fourth Proportional to 1,364,688,032.20, 2,047,032,048.30 and 905,145,094.60

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Solution

The fourth proportional to 1,364,688,032.20, 2,047,032,048.30 and 905,145,094.60 is: 1,357,717,641.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,688,032.20 : 2,047,032,048.30 = 905,145,094.60 : x
  2. Step 2: Convert to fraction form
    1,364,688,032.20/2,047,032,048.30 = 905,145,094.60/x
  3. Step 3: Cross multiply
    1,364,688,032.20x = 2,047,032,048.30 × 905,145,094.60
  4. Step 4: Simplify right side
    1,364,688,032.20x = 1,852,861,017,007,735,296
  5. Step 5: Solve for x
    x = 1,852,861,017,007,735,296/1,364,688,032.20
  6. Step 6: Final answer
    x = 1,357,717,641.90

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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.