Finding the Fourth Proportional to 2,878,169,235.54, 4,317,253,308.63 and 1,569,172,053.30
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Solution
The fourth proportional to 2,878,169,235.54, 4,317,253,308.63 and 1,569,172,053.30 is: 2,353,757,782.99
Step by Step Solution
- Step 1: Write the proportion equation
2,878,169,235.54 : 4,317,253,308.63 = 1,569,172,053.30 : x - Step 2: Convert to fraction form
2,878,169,235.54/4,317,253,308.63 = 1,569,172,053.30/x - Step 3: Cross multiply
2,878,169,235.54x = 4,317,253,308.63 × 1,569,172,053.30 - Step 4: Simplify right side
2,878,169,235.54x = 6,774,513,238,919,155,712 - Step 5: Solve for x
x = 6,774,513,238,919,155,712/2,878,169,235.54 - Step 6: Final answer
x = 2,353,757,782.99
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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.