Home / 1,070,483,259.75-1,605,802,280.36-448,072,514.40

Finding the Fourth Proportional to 1,070,483,259.75, 1,605,802,280.36 and 448,072,514.40

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Solution

The fourth proportional to 1,070,483,259.75, 1,605,802,280.36 and 448,072,514.40 is: 672,141,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,483,259.75 : 1,605,802,280.36 = 448,072,514.40 : x
  2. Step 2: Convert to fraction form
    1,070,483,259.75/1,605,802,280.36 = 448,072,514.40/x
  3. Step 3: Cross multiply
    1,070,483,259.75x = 1,605,802,280.36 × 448,072,514.40
  4. Step 4: Simplify right side
    1,070,483,259.75x = 719,515,865,394,173,312
  5. Step 5: Solve for x
    x = 719,515,865,394,173,312/1,070,483,259.75
  6. Step 6: Final answer
    x = 672,141,165.07

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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.