Home / 74,839,345,643.61-112,273,176,840.98-30,074,327,087.13

Finding the Fourth Proportional to 74,839,345,643.61, 112,273,176,840.98 and 30,074,327,087.13

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Solution

The fourth proportional to 74,839,345,643.61, 112,273,176,840.98 and 30,074,327,087.13 is: 45,117,180,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,839,345,643.61 : 112,273,176,840.98 = 30,074,327,087.13 : x
  2. Step 2: Convert to fraction form
    74,839,345,643.61/112,273,176,840.98 = 30,074,327,087.13/x
  3. Step 3: Cross multiply
    74,839,345,643.61x = 112,273,176,840.98 × 30,074,327,087.13
  4. Step 4: Simplify right side
    74,839,345,643.61x = 3,376,540,243,426,821,537,792
  5. Step 5: Solve for x
    x = 3,376,540,243,426,821,537,792/74,839,345,643.61
  6. Step 6: Final answer
    x = 45,117,180,199.65

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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.