Finding the Fourth Proportional to 4,771,286,362.65, 7,154,535,070.12 and 2,779,971,953.38
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Solution
The fourth proportional to 4,771,286,362.65, 7,154,535,070.12 and 2,779,971,953.38 is: 4,168,562,798.94
Step by Step Solution
- Step 1: Write the proportion equation
4,771,286,362.65 : 7,154,535,070.12 = 2,779,971,953.38 : x - Step 2: Convert to fraction form
4,771,286,362.65/7,154,535,070.12 = 2,779,971,953.38/x - Step 3: Cross multiply
4,771,286,362.65x = 7,154,535,070.12 × 2,779,971,953.38 - Step 4: Simplify right side
4,771,286,362.65x = 19,889,406,834,400,264,192 - Step 5: Solve for x
x = 19,889,406,834,400,264,192/4,771,286,362.65 - Step 6: Final answer
x = 4,168,562,798.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.