Home / 850,387,106.16-1,275,459,540-268,045,670.64

Finding the Fourth Proportional to 850,387,106.16, 1,275,459,540 and 268,045,670.64

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Solution

The fourth proportional to 850,387,106.16, 1,275,459,540 and 268,045,670.64 is: 402,030,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,387,106.16 : 1,275,459,540 = 268,045,670.64 : x
  2. Step 2: Convert to fraction form
    850,387,106.16/1,275,459,540 = 268,045,670.64/x
  3. Step 3: Cross multiply
    850,387,106.16x = 1,275,459,540 × 268,045,670.64
  4. Step 4: Simplify right side
    850,387,106.16x = 341,881,407,773,485,888
  5. Step 5: Solve for x
    x = 341,881,407,773,485,888/850,387,106.16
  6. Step 6: Final answer
    x = 402,030,328.66

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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.