Home / 30,248,539,638.03-41,746,645,089.99-17,215,890,999.30

Finding the Fourth Proportional to 30,248,539,638.03, 41,746,645,089.99 and 17,215,890,999.30

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Solution

The fourth proportional to 30,248,539,638.03, 41,746,645,089.99 and 17,215,890,999.30 is: 23,760,012,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248,539,638.03 : 41,746,645,089.99 = 17,215,890,999.30 : x
  2. Step 2: Convert to fraction form
    30,248,539,638.03/41,746,645,089.99 = 17,215,890,999.30/x
  3. Step 3: Cross multiply
    30,248,539,638.03x = 41,746,645,089.99 × 17,215,890,999.30
  4. Step 4: Simplify right side
    30,248,539,638.03x = 718,705,691,455,730,352,128
  5. Step 5: Solve for x
    x = 718,705,691,455,730,352,128/30,248,539,638.03
  6. Step 6: Final answer
    x = 23,760,012,881.82

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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.