Home / 442,122,045.09-610,117,647.75-243,879,199.35

Finding the Fourth Proportional to 442,122,045.09, 610,117,647.75 and 243,879,199.35

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Solution

The fourth proportional to 442,122,045.09, 610,117,647.75 and 243,879,199.35 is: 336,547,351.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,122,045.09 : 610,117,647.75 = 243,879,199.35 : x
  2. Step 2: Convert to fraction form
    442,122,045.09/610,117,647.75 = 243,879,199.35/x
  3. Step 3: Cross multiply
    442,122,045.09x = 610,117,647.75 × 243,879,199.35
  4. Step 4: Simplify right side
    442,122,045.09x = 148,795,003,442,575,328
  5. Step 5: Solve for x
    x = 148,795,003,442,575,328/442,122,045.09
  6. Step 6: Final answer
    x = 336,547,351.79

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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.