Finding the Fourth Proportional to 163,249,526.72, 225,300,259.68 and 121,924,674.56
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Solution
The fourth proportional to 163,249,526.72, 225,300,259.68 and 121,924,674.56 is: 168,267,935.54
Step by Step Solution
- Step 1: Write the proportion equation
163,249,526.72 : 225,300,259.68 = 121,924,674.56 : x - Step 2: Convert to fraction form
163,249,526.72/225,300,259.68 = 121,924,674.56/x - Step 3: Cross multiply
163,249,526.72x = 225,300,259.68 × 121,924,674.56 - Step 4: Simplify right side
163,249,526.72x = 27,469,660,839,767,492 - Step 5: Solve for x
x = 27,469,660,839,767,492/163,249,526.72 - Step 6: Final answer
x = 168,267,935.54
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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.