Home / 130,328,756,566.99-195,387,638,401.21-40,745,637,964.43

Finding the Fourth Proportional to 130,328,756,566.99, 195,387,638,401.21 and 40,745,637,964.43

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Solution

The fourth proportional to 130,328,756,566.99, 195,387,638,401.21 and 40,745,637,964.43 is: 61,085,474,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,328,756,566.99 : 195,387,638,401.21 = 40,745,637,964.43 : x
  2. Step 2: Convert to fraction form
    130,328,756,566.99/195,387,638,401.21 = 40,745,637,964.43/x
  3. Step 3: Cross multiply
    130,328,756,566.99x = 195,387,638,401.21 × 40,745,637,964.43
  4. Step 4: Simplify right side
    130,328,756,566.99x = 7,961,193,977,020,272,345,088
  5. Step 5: Solve for x
    x = 7,961,193,977,020,272,345,088/130,328,756,566.99
  6. Step 6: Final answer
    x = 61,085,474,815.59

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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.