Finding the Fourth Proportional to 165,710,628.19, 248,637,621.21 and 88,943,975.74
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Solution
The fourth proportional to 165,710,628.19, 248,637,621.21 and 88,943,975.74 is: 133,454,436.75
Step by Step Solution
- Step 1: Write the proportion equation
165,710,628.19 : 248,637,621.21 = 88,943,975.74 : x - Step 2: Convert to fraction form
165,710,628.19/248,637,621.21 = 88,943,975.74/x - Step 3: Cross multiply
165,710,628.19x = 248,637,621.21 × 88,943,975.74 - Step 4: Simplify right side
165,710,628.19x = 22,114,818,548,953,548 - Step 5: Solve for x
x = 22,114,818,548,953,548/165,710,628.19 - Step 6: Final answer
x = 133,454,436.75
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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.