Finding the Fourth Proportional to 108,598,298.19, 149,823,246.56 and 62,163,737.07
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Solution
The fourth proportional to 108,598,298.19, 149,823,246.56 and 62,163,737.07 is: 85,761,683.76
Step by Step Solution
- Step 1: Write the proportion equation
108,598,298.19 : 149,823,246.56 = 62,163,737.07 : x - Step 2: Convert to fraction form
108,598,298.19/149,823,246.56 = 62,163,737.07/x - Step 3: Cross multiply
108,598,298.19x = 149,823,246.56 × 62,163,737.07 - Step 4: Simplify right side
108,598,298.19x = 9,313,572,905,818,804 - Step 5: Solve for x
x = 9,313,572,905,818,804/108,598,298.19 - Step 6: Final answer
x = 85,761,683.76
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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.