Home / 577,618,856.26-866,343,206.31-189,482,702.02

Finding the Fourth Proportional to 577,618,856.26, 866,343,206.31 and 189,482,702.02

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Solution

The fourth proportional to 577,618,856.26, 866,343,206.31 and 189,482,702.02 is: 284,196,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,618,856.26 : 866,343,206.31 = 189,482,702.02 : x
  2. Step 2: Convert to fraction form
    577,618,856.26/866,343,206.31 = 189,482,702.02/x
  3. Step 3: Cross multiply
    577,618,856.26x = 866,343,206.31 × 189,482,702.02
  4. Step 4: Simplify right side
    577,618,856.26x = 164,157,051,608,289,120
  5. Step 5: Solve for x
    x = 164,157,051,608,289,120/577,618,856.26
  6. Step 6: Final answer
    x = 284,196,143.93

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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.