Finding the Fourth Proportional to 1,922,243,633,498.80, 2,652,698,177,411 and 1,043,318,583,132.80
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Solution
The fourth proportional to 1,922,243,633,498.80, 2,652,698,177,411 and 1,043,318,583,132.80 is: 1,439,780,710,261.95
Step by Step Solution
- Step 1: Write the proportion equation
1,922,243,633,498.80 : 2,652,698,177,411 = 1,043,318,583,132.80 : x - Step 2: Convert to fraction form
1,922,243,633,498.80/2,652,698,177,411 = 1,043,318,583,132.80/x - Step 3: Cross multiply
1,922,243,633,498.80x = 2,652,698,177,411 × 1,043,318,583,132.80 - Step 4: Simplify right side
1,922,243,633,498.80x = 2,767,609,303,935,405,772,505,088 - Step 5: Solve for x
x = 2,767,609,303,935,405,772,505,088/1,922,243,633,498.80 - Step 6: Final answer
x = 1,439,780,710,261.95
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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.