Finding the Fourth Proportional to 1,122,696,294.76, 1,684,202,692.06 and 346,405,073.32
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Solution
The fourth proportional to 1,122,696,294.76, 1,684,202,692.06 and 346,405,073.32 is: 519,656,437.59
Step by Step Solution
- Step 1: Write the proportion equation
1,122,696,294.76 : 1,684,202,692.06 = 346,405,073.32 : x - Step 2: Convert to fraction form
1,122,696,294.76/1,684,202,692.06 = 346,405,073.32/x - Step 3: Cross multiply
1,122,696,294.76x = 1,684,202,692.06 × 346,405,073.32 - Step 4: Simplify right side
1,122,696,294.76x = 583,416,357,028,785,664 - Step 5: Solve for x
x = 583,416,357,028,785,664/1,122,696,294.76 - Step 6: Final answer
x = 519,656,437.59
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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.