Home / 1,294,250,299.50-1,786,071,712.23-707,539,435.50

Finding the Fourth Proportional to 1,294,250,299.50, 1,786,071,712.23 and 707,539,435.50

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Solution

The fourth proportional to 1,294,250,299.50, 1,786,071,712.23 and 707,539,435.50 is: 976,407,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,250,299.50 : 1,786,071,712.23 = 707,539,435.50 : x
  2. Step 2: Convert to fraction form
    1,294,250,299.50/1,786,071,712.23 = 707,539,435.50/x
  3. Step 3: Cross multiply
    1,294,250,299.50x = 1,786,071,712.23 × 707,539,435.50
  4. Step 4: Simplify right side
    1,294,250,299.50x = 1,263,716,171,033,732,608
  5. Step 5: Solve for x
    x = 1,263,716,171,033,732,608/1,294,250,299.50
  6. Step 6: Final answer
    x = 976,407,864.48

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1.5x scale

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.