Finding the Fourth Proportional to 4,087,768,697.04, 6,131,653,045.62 and 1,290,020,794.92
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Solution
The fourth proportional to 4,087,768,697.04, 6,131,653,045.62 and 1,290,020,794.92 is: 1,935,031,192.40
Step by Step Solution
- Step 1: Write the proportion equation
4,087,768,697.04 : 6,131,653,045.62 = 1,290,020,794.92 : x - Step 2: Convert to fraction form
4,087,768,697.04/6,131,653,045.62 = 1,290,020,794.92/x - Step 3: Cross multiply
4,087,768,697.04x = 6,131,653,045.62 × 1,290,020,794.92 - Step 4: Simplify right side
4,087,768,697.04x = 7,909,959,936,084,352,000 - Step 5: Solve for x
x = 7,909,959,936,084,352,000/4,087,768,697.04 - Step 6: Final answer
x = 1,935,031,192.40
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1.5x scale
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.