Finding the Fourth Proportional to 96,742,357.37, 145,175,966.70 and 35,326,373.96
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Solution
The fourth proportional to 96,742,357.37, 145,175,966.70 and 35,326,373.96 is: 53,012,358.07
Step by Step Solution
- Step 1: Write the proportion equation
96,742,357.37 : 145,175,966.70 = 35,326,373.96 : x - Step 2: Convert to fraction form
96,742,357.37/145,175,966.70 = 35,326,373.96/x - Step 3: Cross multiply
96,742,357.37x = 145,175,966.70 × 35,326,373.96 - Step 4: Simplify right side
96,742,357.37x = 5,128,540,489,261,446 - Step 5: Solve for x
x = 5,128,540,489,261,446/96,742,357.37 - Step 6: Final answer
x = 53,012,358.07
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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.