Home / 826,441,962.06-1,140,541,488.27-455,163,895.02

Finding the Fourth Proportional to 826,441,962.06, 1,140,541,488.27 and 455,163,895.02

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Solution

The fourth proportional to 826,441,962.06, 1,140,541,488.27 and 455,163,895.02 is: 628,154,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,441,962.06 : 1,140,541,488.27 = 455,163,895.02 : x
  2. Step 2: Convert to fraction form
    826,441,962.06/1,140,541,488.27 = 455,163,895.02/x
  3. Step 3: Cross multiply
    826,441,962.06x = 1,140,541,488.27 × 455,163,895.02
  4. Step 4: Simplify right side
    826,441,962.06x = 519,133,306,232,880,832
  5. Step 5: Solve for x
    x = 519,133,306,232,880,832/826,441,962.06
  6. Step 6: Final answer
    x = 628,154,583.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.