Finding the Fourth Proportional to 153,632,089.44, 211,963,881.47 and 94,031,251.97
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Solution
The fourth proportional to 153,632,089.44, 211,963,881.47 and 94,031,251.97 is: 129,733,503.06
Step by Step Solution
- Step 1: Write the proportion equation
153,632,089.44 : 211,963,881.47 = 94,031,251.97 : x - Step 2: Convert to fraction form
153,632,089.44/211,963,881.47 = 94,031,251.97/x - Step 3: Cross multiply
153,632,089.44x = 211,963,881.47 × 94,031,251.97 - Step 4: Simplify right side
153,632,089.44x = 19,931,229,145,514,808 - Step 5: Solve for x
x = 19,931,229,145,514,808/153,632,089.44 - Step 6: Final answer
x = 129,733,503.06
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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.