Home / 1,364,688,020.40-2,047,032,030.60-491,424,169.20

Finding the Fourth Proportional to 1,364,688,020.40, 2,047,032,030.60 and 491,424,169.20

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Solution

The fourth proportional to 1,364,688,020.40, 2,047,032,030.60 and 491,424,169.20 is: 737,136,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,688,020.40 : 2,047,032,030.60 = 491,424,169.20 : x
  2. Step 2: Convert to fraction form
    1,364,688,020.40/2,047,032,030.60 = 491,424,169.20/x
  3. Step 3: Cross multiply
    1,364,688,020.40x = 2,047,032,030.60 × 491,424,169.20
  4. Step 4: Simplify right side
    1,364,688,020.40x = 1,005,961,014,963,393,920
  5. Step 5: Solve for x
    x = 1,005,961,014,963,393,920/1,364,688,020.40
  6. Step 6: Final answer
    x = 737,136,253.80

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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.