Finding the Fourth Proportional to 152,852,462,403.47, 210,937,035,241.68 and 84,262,368,698.26
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Solution
The fourth proportional to 152,852,462,403.47, 210,937,035,241.68 and 84,262,368,698.26 is: 116,282,420,028.90
Step by Step Solution
- Step 1: Write the proportion equation
152,852,462,403.47 : 210,937,035,241.68 = 84,262,368,698.26 : x - Step 2: Convert to fraction form
152,852,462,403.47/210,937,035,241.68 = 84,262,368,698.26/x - Step 3: Cross multiply
152,852,462,403.47x = 210,937,035,241.68 × 84,262,368,698.26 - Step 4: Simplify right side
152,852,462,403.47x = 17,774,054,235,652,302,569,472 - Step 5: Solve for x
x = 17,774,054,235,652,302,569,472/152,852,462,403.47 - Step 6: Final answer
x = 116,282,420,028.90
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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.