Home / 3,984,076,870.40-5,977,011,100.80-1,223,833,260.80

Finding the Fourth Proportional to 3,984,076,870.40, 5,977,011,100.80 and 1,223,833,260.80

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Solution

The fourth proportional to 3,984,076,870.40, 5,977,011,100.80 and 1,223,833,260.80 is: 1,836,025,062.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,076,870.40 : 5,977,011,100.80 = 1,223,833,260.80 : x
  2. Step 2: Convert to fraction form
    3,984,076,870.40/5,977,011,100.80 = 1,223,833,260.80/x
  3. Step 3: Cross multiply
    3,984,076,870.40x = 5,977,011,100.80 × 1,223,833,260.80
  4. Step 4: Simplify right side
    3,984,076,870.40x = 7,314,864,985,329,861,632
  5. Step 5: Solve for x
    x = 7,314,864,985,329,861,632/3,984,076,870.40
  6. Step 6: Final answer
    x = 1,836,025,062.59

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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.