Finding the Fourth Proportional to 631,085,567.58, 946,730,071.44 and 194,386,048.62
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Solution
The fourth proportional to 631,085,567.58, 946,730,071.44 and 194,386,048.62 is: 291,610,404.60
Step by Step Solution
- Step 1: Write the proportion equation
631,085,567.58 : 946,730,071.44 = 194,386,048.62 : x - Step 2: Convert to fraction form
631,085,567.58/946,730,071.44 = 194,386,048.62/x - Step 3: Cross multiply
631,085,567.58x = 946,730,071.44 × 194,386,048.62 - Step 4: Simplify right side
631,085,567.58x = 184,031,117,696,951,936 - Step 5: Solve for x
x = 184,031,117,696,951,936/631,085,567.58 - Step 6: Final answer
x = 291,610,404.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.