Finding the Fourth Proportional to 97,792,526.80, 134,952,897.72 and 53,138,108.08
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Solution
The fourth proportional to 97,792,526.80, 134,952,897.72 and 53,138,108.08 is: 73,330,160.28
Step by Step Solution
- Step 1: Write the proportion equation
97,792,526.80 : 134,952,897.72 = 53,138,108.08 : x - Step 2: Convert to fraction form
97,792,526.80/134,952,897.72 = 53,138,108.08/x - Step 3: Cross multiply
97,792,526.80x = 134,952,897.72 × 53,138,108.08 - Step 4: Simplify right side
97,792,526.80x = 7,171,141,664,754,545 - Step 5: Solve for x
x = 7,171,141,664,754,545/97,792,526.80 - Step 6: Final answer
x = 73,330,160.28
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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.