Finding the Fourth Proportional to 539,874,940,756.68, 809,726,207,681.93 and 157,329,534,507.74
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Solution
The fourth proportional to 539,874,940,756.68, 809,726,207,681.93 and 157,329,534,507.74 is: 235,969,180,482.36
Step by Step Solution
- Step 1: Write the proportion equation
539,874,940,756.68 : 809,726,207,681.93 = 157,329,534,507.74 : x - Step 2: Convert to fraction form
539,874,940,756.68/809,726,207,681.93 = 157,329,534,507.74/x - Step 3: Cross multiply
539,874,940,756.68x = 809,726,207,681.93 × 157,329,534,507.74 - Step 4: Simplify right side
539,874,940,756.68x = 127,393,847,333,315,657,334,784 - Step 5: Solve for x
x = 127,393,847,333,315,657,334,784/539,874,940,756.68 - Step 6: Final answer
x = 235,969,180,482.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.