Finding the Fourth Proportional to 717,201,451,374.02, 1,075,802,177,135 and 239,670,749,505.70
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Solution
The fourth proportional to 717,201,451,374.02, 1,075,802,177,135 and 239,670,749,505.70 is: 359,506,124,283.27
Step by Step Solution
- Step 1: Write the proportion equation
717,201,451,374.02 : 1,075,802,177,135 = 239,670,749,505.70 : x - Step 2: Convert to fraction form
717,201,451,374.02/1,075,802,177,135 = 239,670,749,505.70/x - Step 3: Cross multiply
717,201,451,374.02x = 1,075,802,177,135 × 239,670,749,505.70 - Step 4: Simplify right side
717,201,451,374.02x = 257,838,314,113,809,294,295,040 - Step 5: Solve for x
x = 257,838,314,113,809,294,295,040/717,201,451,374.02 - Step 6: Final answer
x = 359,506,124,283.27
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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.