Home / 705,532,547.26-973,689,442.41-423,285,609.70

Finding the Fourth Proportional to 705,532,547.26, 973,689,442.41 and 423,285,609.70

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Solution

The fourth proportional to 705,532,547.26, 973,689,442.41 and 423,285,609.70 is: 584,166,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,532,547.26 : 973,689,442.41 = 423,285,609.70 : x
  2. Step 2: Convert to fraction form
    705,532,547.26/973,689,442.41 = 423,285,609.70/x
  3. Step 3: Cross multiply
    705,532,547.26x = 973,689,442.41 × 423,285,609.70
  4. Step 4: Simplify right side
    705,532,547.26x = 412,148,729,288,969,856
  5. Step 5: Solve for x
    x = 412,148,729,288,969,856/705,532,547.26
  6. Step 6: Final answer
    x = 584,166,855.08

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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.