Home / 55,689,386,035.83-76,851,361,019.93-30,315,049,997.55

Finding the Fourth Proportional to 55,689,386,035.83, 76,851,361,019.93 and 30,315,049,997.55

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Solution

The fourth proportional to 55,689,386,035.83, 76,851,361,019.93 and 30,315,049,997.55 is: 41,834,773,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,689,386,035.83 : 76,851,361,019.93 = 30,315,049,997.55 : x
  2. Step 2: Convert to fraction form
    55,689,386,035.83/76,851,361,019.93 = 30,315,049,997.55/x
  3. Step 3: Cross multiply
    55,689,386,035.83x = 76,851,361,019.93 × 30,315,049,997.55
  4. Step 4: Simplify right side
    55,689,386,035.83x = 2,329,752,851,698,942,738,432
  5. Step 5: Solve for x
    x = 2,329,752,851,698,942,738,432/55,689,386,035.83
  6. Step 6: Final answer
    x = 41,834,773,509.62

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Double scale
Find fourth proportional to 55,689,386,036.83, 76,851,361,021.31 and 30,315,049,998.55
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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.