Finding the Fourth Proportional to 13,679,319,732,428, 18,877,829,875,190 and 8,048,239,712,889.80
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Solution
The fourth proportional to 13,679,319,732,428, 18,877,829,875,190 and 8,048,239,712,889.80 is: 11,106,787,696,065.82
Step by Step Solution
- Step 1: Write the proportion equation
13,679,319,732,428 : 18,877,829,875,190 = 8,048,239,712,889.80 : x - Step 2: Convert to fraction form
13,679,319,732,428/18,877,829,875,190 = 8,048,239,712,889.80/x - Step 3: Cross multiply
13,679,319,732,428x = 18,877,829,875,190 × 8,048,239,712,889.80 - Step 4: Simplify right side
13,679,319,732,428x = 151,933,300,094,681,649,994,792,960 - Step 5: Solve for x
x = 151,933,300,094,681,649,994,792,960/13,679,319,732,428 - Step 6: Final answer
x = 11,106,787,696,065.82
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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.