Finding the Fourth Proportional to 307,967,064.63, 424,889,923.10 and 175,713,051.03
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Solution
The fourth proportional to 307,967,064.63, 424,889,923.10 and 175,713,051.03 is: 242,424,315.18
Step by Step Solution
- Step 1: Write the proportion equation
307,967,064.63 : 424,889,923.10 = 175,713,051.03 : x - Step 2: Convert to fraction form
307,967,064.63/424,889,923.10 = 175,713,051.03/x - Step 3: Cross multiply
307,967,064.63x = 424,889,923.10 × 175,713,051.03 - Step 4: Simplify right side
307,967,064.63x = 74,658,704,739,803,088 - Step 5: Solve for x
x = 74,658,704,739,803,088/307,967,064.63 - Step 6: Final answer
x = 242,424,315.18
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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.