Finding the Fourth Proportional to 805,575,159.60, 1,207,228,998.60 and 596,683,417.20
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Solution
The fourth proportional to 805,575,159.60, 1,207,228,998.60 and 596,683,417.20 is: 894,185,372.58
Step by Step Solution
- Step 1: Write the proportion equation
805,575,159.60 : 1,207,228,998.60 = 596,683,417.20 : x - Step 2: Convert to fraction form
805,575,159.60/1,207,228,998.60 = 596,683,417.20/x - Step 3: Cross multiply
805,575,159.60x = 1,207,228,998.60 × 596,683,417.20 - Step 4: Simplify right side
805,575,159.60x = 720,333,524,227,582,080 - Step 5: Solve for x
x = 720,333,524,227,582,080/805,575,159.60 - Step 6: Final answer
x = 894,185,372.58
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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.