Finding the Fourth Proportional to 583,675,696.60, 805,466,489.34 and 322,917,178.84
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Solution
The fourth proportional to 583,675,696.60, 805,466,489.34 and 322,917,178.84 is: 445,622,402.82
Step by Step Solution
- Step 1: Write the proportion equation
583,675,696.60 : 805,466,489.34 = 322,917,178.84 : x - Step 2: Convert to fraction form
583,675,696.60/805,466,489.34 = 322,917,178.84/x - Step 3: Cross multiply
583,675,696.60x = 805,466,489.34 × 322,917,178.84 - Step 4: Simplify right side
583,675,696.60x = 260,098,966,387,831,712 - Step 5: Solve for x
x = 260,098,966,387,831,712/583,675,696.60 - Step 6: Final answer
x = 445,622,402.82
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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.