Home / 28,265,745,740.32-39,008,263,089.84-16,222,660,264.48

Finding the Fourth Proportional to 28,265,745,740.32, 39,008,263,089.84 and 16,222,660,264.48

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Solution

The fourth proportional to 28,265,745,740.32, 39,008,263,089.84 and 16,222,660,264.48 is: 22,388,151,560.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,265,745,740.32 : 39,008,263,089.84 = 16,222,660,264.48 : x
  2. Step 2: Convert to fraction form
    28,265,745,740.32/39,008,263,089.84 = 16,222,660,264.48/x
  3. Step 3: Cross multiply
    28,265,745,740.32x = 39,008,263,089.84 × 16,222,660,264.48
  4. Step 4: Simplify right side
    28,265,745,740.32x = 632,817,799,613,929,095,168
  5. Step 5: Solve for x
    x = 632,817,799,613,929,095,168/28,265,745,740.32
  6. Step 6: Final answer
    x = 22,388,151,560.82

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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.