Finding the Fourth Proportional to 1,010,688,463.68, 1,394,759,695.68 and 593,007,855.36
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Solution
The fourth proportional to 1,010,688,463.68, 1,394,759,695.68 and 593,007,855.36 is: 818,356,482.34
Step by Step Solution
- Step 1: Write the proportion equation
1,010,688,463.68 : 1,394,759,695.68 = 593,007,855.36 : x - Step 2: Convert to fraction form
1,010,688,463.68/1,394,759,695.68 = 593,007,855.36/x - Step 3: Cross multiply
1,010,688,463.68x = 1,394,759,695.68 × 593,007,855.36 - Step 4: Simplify right side
1,010,688,463.68x = 827,103,455,877,763,072 - Step 5: Solve for x
x = 827,103,455,877,763,072/1,010,688,463.68 - Step 6: Final answer
x = 818,356,482.34
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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.