Home / 292,446,949,920.30-438,700,483,427.80-101,218,675,388.35

Finding the Fourth Proportional to 292,446,949,920.30, 438,700,483,427.80 and 101,218,675,388.35

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Solution

The fourth proportional to 292,446,949,920.30, 438,700,483,427.80 and 101,218,675,388.35 is: 151,838,416,632.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,446,949,920.30 : 438,700,483,427.80 = 101,218,675,388.35 : x
  2. Step 2: Convert to fraction form
    292,446,949,920.30/438,700,483,427.80 = 101,218,675,388.35/x
  3. Step 3: Cross multiply
    292,446,949,920.30x = 438,700,483,427.80 × 101,218,675,388.35
  4. Step 4: Simplify right side
    292,446,949,920.30x = 44,404,681,824,790,707,699,712
  5. Step 5: Solve for x
    x = 44,404,681,824,790,707,699,712/292,446,949,920.30
  6. Step 6: Final answer
    x = 151,838,416,632.12

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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.