Home / 839,543,273.16-1,158,573,741.32-463,199,841.96

Finding the Fourth Proportional to 839,543,273.16, 1,158,573,741.32 and 463,199,841.96

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Solution

The fourth proportional to 839,543,273.16, 1,158,573,741.32 and 463,199,841.96 is: 639,218,002.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,543,273.16 : 1,158,573,741.32 = 463,199,841.96 : x
  2. Step 2: Convert to fraction form
    839,543,273.16/1,158,573,741.32 = 463,199,841.96/x
  3. Step 3: Cross multiply
    839,543,273.16x = 1,158,573,741.32 × 463,199,841.96
  4. Step 4: Simplify right side
    839,543,273.16x = 536,651,173,878,429,888
  5. Step 5: Solve for x
    x = 536,651,173,878,429,888/839,543,273.16
  6. Step 6: Final answer
    x = 639,218,002.26

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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.