Finding the Fourth Proportional to 234,924,539.70, 352,386,809.55 and 98,875,643.70
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Solution
The fourth proportional to 234,924,539.70, 352,386,809.55 and 98,875,643.70 is: 148,313,465.55
Step by Step Solution
- Step 1: Write the proportion equation
234,924,539.70 : 352,386,809.55 = 98,875,643.70 : x - Step 2: Convert to fraction form
234,924,539.70/352,386,809.55 = 98,875,643.70/x - Step 3: Cross multiply
234,924,539.70x = 352,386,809.55 × 98,875,643.70 - Step 4: Simplify right side
234,924,539.70x = 34,842,472,625,645,560 - Step 5: Solve for x
x = 34,842,472,625,645,560/234,924,539.70 - Step 6: Final answer
x = 148,313,465.55
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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.