Finding the Fourth Proportional to 542,462,541.84, 748,593,045 and 294,943,893.84
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Solution
The fourth proportional to 542,462,541.84, 748,593,045 and 294,943,893.84 is: 407,019,712.08
Step by Step Solution
- Step 1: Write the proportion equation
542,462,541.84 : 748,593,045 = 294,943,893.84 : x - Step 2: Convert to fraction form
542,462,541.84/748,593,045 = 294,943,893.84/x - Step 3: Cross multiply
542,462,541.84x = 748,593,045 × 294,943,893.84 - Step 4: Simplify right side
542,462,541.84x = 220,792,947,593,842,336 - Step 5: Solve for x
x = 220,792,947,593,842,336/542,462,541.84 - Step 6: Final answer
x = 407,019,712.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.