Finding the Fourth Proportional to 97,614,276.72, 134,719,648.80 and 56,361,099.84
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Solution
The fourth proportional to 97,614,276.72, 134,719,648.80 and 56,361,099.84 is: 77,785,215.77
Step by Step Solution
- Step 1: Write the proportion equation
97,614,276.72 : 134,719,648.80 = 56,361,099.84 : x - Step 2: Convert to fraction form
97,614,276.72/134,719,648.80 = 56,361,099.84/x - Step 3: Cross multiply
97,614,276.72x = 134,719,648.80 × 56,361,099.84 - Step 4: Simplify right side
97,614,276.72x = 7,592,947,576,426,537 - Step 5: Solve for x
x = 7,592,947,576,426,537/97,614,276.72 - Step 6: Final answer
x = 77,785,215.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.