Finding the Fourth Proportional to 156,562,864.74, 216,061,695.74 and 93,818,283.08
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Solution
The fourth proportional to 156,562,864.74, 216,061,695.74 and 93,818,283.08 is: 129,472,192.31
Step by Step Solution
- Step 1: Write the proportion equation
156,562,864.74 : 216,061,695.74 = 93,818,283.08 : x - Step 2: Convert to fraction form
156,562,864.74/216,061,695.74 = 93,818,283.08/x - Step 3: Cross multiply
156,562,864.74x = 216,061,695.74 × 93,818,283.08 - Step 4: Simplify right side
156,562,864.74x = 20,270,537,332,834,388 - Step 5: Solve for x
x = 20,270,537,332,834,388/156,562,864.74 - Step 6: Final answer
x = 129,472,192.31
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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.