Finding the Fourth Proportional to 5,510,918,519.64, 8,261,695,849.86 and 2,564,908,913.88
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Solution
The fourth proportional to 5,510,918,519.64, 8,261,695,849.86 and 2,564,908,913.88 is: 3,845,184,292.52
Step by Step Solution
- Step 1: Write the proportion equation
5,510,918,519.64 : 8,261,695,849.86 = 2,564,908,913.88 : x - Step 2: Convert to fraction form
5,510,918,519.64/8,261,695,849.86 = 2,564,908,913.88/x - Step 3: Cross multiply
5,510,918,519.64x = 8,261,695,849.86 × 2,564,908,913.88 - Step 4: Simplify right side
5,510,918,519.64x = 21,190,497,329,071,316,992 - Step 5: Solve for x
x = 21,190,497,329,071,316,992/5,510,918,519.64 - Step 6: Final answer
x = 3,845,184,292.52
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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.