Finding the Fourth Proportional to 163,817,002.76, 245,726,422.74 and 54,641,874.08
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Solution
The fourth proportional to 163,817,002.76, 245,726,422.74 and 54,641,874.08 is: 81,963,117.53
Step by Step Solution
- Step 1: Write the proportion equation
163,817,002.76 : 245,726,422.74 = 54,641,874.08 : x - Step 2: Convert to fraction form
163,817,002.76/245,726,422.74 = 54,641,874.08/x - Step 3: Cross multiply
163,817,002.76x = 245,726,422.74 × 54,641,874.08 - Step 4: Simplify right side
163,817,002.76x = 13,426,952,250,447,490 - Step 5: Solve for x
x = 13,426,952,250,447,490/163,817,002.76 - Step 6: Final answer
x = 81,963,117.53
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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.