Home / 295,116,933.80-442,675,400.70-103,640,709.80

Finding the Fourth Proportional to 295,116,933.80, 442,675,400.70 and 103,640,709.80

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Solution

The fourth proportional to 295,116,933.80, 442,675,400.70 and 103,640,709.80 is: 155,461,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,116,933.80 : 442,675,400.70 = 103,640,709.80 : x
  2. Step 2: Convert to fraction form
    295,116,933.80/442,675,400.70 = 103,640,709.80/x
  3. Step 3: Cross multiply
    295,116,933.80x = 442,675,400.70 × 103,640,709.80
  4. Step 4: Simplify right side
    295,116,933.80x = 45,879,192,739,547,416
  5. Step 5: Solve for x
    x = 45,879,192,739,547,416/295,116,933.80
  6. Step 6: Final answer
    x = 155,461,064.70

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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.