Home / 55,075,614,401.86-82,630,281,708.10-28,203,208,866.74

Finding the Fourth Proportional to 55,075,614,401.86, 82,630,281,708.10 and 28,203,208,866.74

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Solution

The fourth proportional to 55,075,614,401.86, 82,630,281,708.10 and 28,203,208,866.74 is: 42,313,447,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,075,614,401.86 : 82,630,281,708.10 = 28,203,208,866.74 : x
  2. Step 2: Convert to fraction form
    55,075,614,401.86/82,630,281,708.10 = 28,203,208,866.74/x
  3. Step 3: Cross multiply
    55,075,614,401.86x = 82,630,281,708.10 × 28,203,208,866.74
  4. Step 4: Simplify right side
    55,075,614,401.86x = 2,330,439,093,731,110,158,336
  5. Step 5: Solve for x
    x = 2,330,439,093,731,110,158,336/55,075,614,401.86
  6. Step 6: Final answer
    x = 42,313,447,049.85

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1.5x scale

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.