Finding the Fourth Proportional to 473,201,702.66, 709,824,475.62 and 145,691,885.58
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Solution
The fourth proportional to 473,201,702.66, 709,824,475.62 and 145,691,885.58 is: 218,544,577.72
Step by Step Solution
- Step 1: Write the proportion equation
473,201,702.66 : 709,824,475.62 = 145,691,885.58 : x - Step 2: Convert to fraction form
473,201,702.66/709,824,475.62 = 145,691,885.58/x - Step 3: Cross multiply
473,201,702.66x = 709,824,475.62 × 145,691,885.58 - Step 4: Simplify right side
473,201,702.66x = 103,415,666,283,912,544 - Step 5: Solve for x
x = 103,415,666,283,912,544/473,201,702.66 - Step 6: Final answer
x = 218,544,577.72
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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.