Finding the Fourth Proportional to 2,817,704,306.56, 3,888,678,347.04 and 1,564,886,084.80
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Solution
The fourth proportional to 2,817,704,306.56, 3,888,678,347.04 and 1,564,886,084.80 is: 2,159,679,643.95
Step by Step Solution
- Step 1: Write the proportion equation
2,817,704,306.56 : 3,888,678,347.04 = 1,564,886,084.80 : x - Step 2: Convert to fraction form
2,817,704,306.56/3,888,678,347.04 = 1,564,886,084.80/x - Step 3: Cross multiply
2,817,704,306.56x = 3,888,678,347.04 × 1,564,886,084.80 - Step 4: Simplify right side
2,817,704,306.56x = 6,085,338,633,545,961,472 - Step 5: Solve for x
x = 6,085,338,633,545,961,472/2,817,704,306.56 - Step 6: Final answer
x = 2,159,679,643.95
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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.