Finding the Fourth Proportional to 2,455,808,545,314.80, 3,683,712,817,972.10 and 865,306,251,810.67
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Solution
The fourth proportional to 2,455,808,545,314.80, 3,683,712,817,972.10 and 865,306,251,810.67 is: 1,297,959,377,715.97
Step by Step Solution
- Step 1: Write the proportion equation
2,455,808,545,314.80 : 3,683,712,817,972.10 = 865,306,251,810.67 : x - Step 2: Convert to fraction form
2,455,808,545,314.80/3,683,712,817,972.10 = 865,306,251,810.67/x - Step 3: Cross multiply
2,455,808,545,314.80x = 3,683,712,817,972.10 × 865,306,251,810.67 - Step 4: Simplify right side
2,455,808,545,314.80x = 3,187,539,731,266,359,036,739,584 - Step 5: Solve for x
x = 3,187,539,731,266,359,036,739,584/2,455,808,545,314.80 - Step 6: Final answer
x = 1,297,959,377,715.97
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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.