Finding the Fourth Proportional to 162,283,905, 243,423,257.70 and 51,617,967.96
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Solution
The fourth proportional to 162,283,905, 243,423,257.70 and 51,617,967.96 is: 77,426,125.02
Step by Step Solution
- Step 1: Write the proportion equation
162,283,905 : 243,423,257.70 = 51,617,967.96 : x - Step 2: Convert to fraction form
162,283,905/243,423,257.70 = 51,617,967.96/x - Step 3: Cross multiply
162,283,905x = 243,423,257.70 × 51,617,967.96 - Step 4: Simplify right side
162,283,905x = 12,565,013,917,784,344 - Step 5: Solve for x
x = 12,565,013,917,784,344/162,283,905 - Step 6: Final answer
x = 77,426,125.02
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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.