Finding the Fourth Proportional to 281,972,417.30, 422,862,830.22 and 97,696,881.08
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Solution
The fourth proportional to 281,972,417.30, 422,862,830.22 and 97,696,881.08 is: 146,512,130.63
Step by Step Solution
- Step 1: Write the proportion equation
281,972,417.30 : 422,862,830.22 = 97,696,881.08 : x - Step 2: Convert to fraction form
281,972,417.30/422,862,830.22 = 97,696,881.08/x - Step 3: Cross multiply
281,972,417.30x = 422,862,830.22 × 97,696,881.08 - Step 4: Simplify right side
281,972,417.30x = 41,312,379,637,155,576 - Step 5: Solve for x
x = 41,312,379,637,155,576/281,972,417.30 - Step 6: Final answer
x = 146,512,130.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.