Finding the Fourth Proportional to 133,583,818,962.98, 184,344,360,512.28 and 72,612,558,522.18
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Solution
The fourth proportional to 133,583,818,962.98, 184,344,360,512.28 and 72,612,558,522.18 is: 100,204,618,866.61
Step by Step Solution
- Step 1: Write the proportion equation
133,583,818,962.98 : 184,344,360,512.28 = 72,612,558,522.18 : x - Step 2: Convert to fraction form
133,583,818,962.98/184,344,360,512.28 = 72,612,558,522.18/x - Step 3: Cross multiply
133,583,818,962.98x = 184,344,360,512.28 × 72,612,558,522.18 - Step 4: Simplify right side
133,583,818,962.98x = 13,385,715,665,931,778,129,920 - Step 5: Solve for x
x = 13,385,715,665,931,778,129,920/133,583,818,962.98 - Step 6: Final answer
x = 100,204,618,866.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.