Home / 835,908,984.72-1,153,555,137-459,571,975.92

Finding the Fourth Proportional to 835,908,984.72, 1,153,555,137 and 459,571,975.92

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Solution

The fourth proportional to 835,908,984.72, 1,153,555,137 and 459,571,975.92 is: 634,209,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,908,984.72 : 1,153,555,137 = 459,571,975.92 : x
  2. Step 2: Convert to fraction form
    835,908,984.72/1,153,555,137 = 459,571,975.92/x
  3. Step 3: Cross multiply
    835,908,984.72x = 1,153,555,137 × 459,571,975.92
  4. Step 4: Simplify right side
    835,908,984.72x = 530,141,613,643,756,352
  5. Step 5: Solve for x
    x = 530,141,613,643,756,352/835,908,984.72
  6. Step 6: Final answer
    x = 634,209,732.56

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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.