Finding the Fourth Proportional to 169,908,034.70, 254,484,138.45 and 139,674,946.70
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Solution
The fourth proportional to 169,908,034.70, 254,484,138.45 and 139,674,946.70 is: 209,201,751.62
Step by Step Solution
- Step 1: Write the proportion equation
169,908,034.70 : 254,484,138.45 = 139,674,946.70 : x - Step 2: Convert to fraction form
169,908,034.70/254,484,138.45 = 139,674,946.70/x - Step 3: Cross multiply
169,908,034.70x = 254,484,138.45 × 139,674,946.70 - Step 4: Simplify right side
169,908,034.70x = 35,545,058,473,999,164 - Step 5: Solve for x
x = 35,545,058,473,999,164/169,908,034.70 - Step 6: Final answer
x = 209,201,751.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.