Home / 636,022,509.84-953,353,507.32-290,458,314

Finding the Fourth Proportional to 636,022,509.84, 953,353,507.32 and 290,458,314

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Solution

The fourth proportional to 636,022,509.84, 953,353,507.32 and 290,458,314 is: 435,376,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,022,509.84 : 953,353,507.32 = 290,458,314 : x
  2. Step 2: Convert to fraction form
    636,022,509.84/953,353,507.32 = 290,458,314/x
  3. Step 3: Cross multiply
    636,022,509.84x = 953,353,507.32 × 290,458,314
  4. Step 4: Simplify right side
    636,022,509.84x = 276,909,452,382,153,888
  5. Step 5: Solve for x
    x = 276,909,452,382,153,888/636,022,509.84
  6. Step 6: Final answer
    x = 435,376,811.51

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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.