Home / 708,628,317.20-1,064,076,216.60-536,299,715.60

Finding the Fourth Proportional to 708,628,317.20, 1,064,076,216.60 and 536,299,715.60

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Solution

The fourth proportional to 708,628,317.20, 1,064,076,216.60 and 536,299,715.60 is: 805,307,604.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,628,317.20 : 1,064,076,216.60 = 536,299,715.60 : x
  2. Step 2: Convert to fraction form
    708,628,317.20/1,064,076,216.60 = 536,299,715.60/x
  3. Step 3: Cross multiply
    708,628,317.20x = 1,064,076,216.60 × 536,299,715.60
  4. Step 4: Simplify right side
    708,628,317.20x = 570,663,772,339,304,064
  5. Step 5: Solve for x
    x = 570,663,772,339,304,064/708,628,317.20
  6. Step 6: Final answer
    x = 805,307,604.12

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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.