Finding the Fourth Proportional to 2,430,676,271.74, 3,354,336,658.69 and 1,316,842,365.87
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Solution
The fourth proportional to 2,430,676,271.74, 3,354,336,658.69 and 1,316,842,365.87 is: 1,817,244,308.88
Step by Step Solution
- Step 1: Write the proportion equation
2,430,676,271.74 : 3,354,336,658.69 = 1,316,842,365.87 : x - Step 2: Convert to fraction form
2,430,676,271.74/3,354,336,658.69 = 1,316,842,365.87/x - Step 3: Cross multiply
2,430,676,271.74x = 3,354,336,658.69 × 1,316,842,365.87 - Step 4: Simplify right side
2,430,676,271.74x = 4,417,132,621,553,809,920 - Step 5: Solve for x
x = 4,417,132,621,553,809,920/2,430,676,271.74 - Step 6: Final answer
x = 1,817,244,308.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.