Home / 30,248,538,755.40-41,746,643,875.47-17,215,890,118.95

Finding the Fourth Proportional to 30,248,538,755.40, 41,746,643,875.47 and 17,215,890,118.95

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Solution

The fourth proportional to 30,248,538,755.40, 41,746,643,875.47 and 17,215,890,118.95 is: 23,760,011,668.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248,538,755.40 : 41,746,643,875.47 = 17,215,890,118.95 : x
  2. Step 2: Convert to fraction form
    30,248,538,755.40/41,746,643,875.47 = 17,215,890,118.95/x
  3. Step 3: Cross multiply
    30,248,538,755.40x = 41,746,643,875.47 × 17,215,890,118.95
  4. Step 4: Simplify right side
    30,248,538,755.40x = 718,705,633,795,028,549,632
  5. Step 5: Solve for x
    x = 718,705,633,795,028,549,632/30,248,538,755.40
  6. Step 6: Final answer
    x = 23,760,011,668.89

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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.