Finding the Fourth Proportional to 340,341,970.86, 469,889,133.48 and 277,767,549
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Solution
The fourth proportional to 340,341,970.86, 469,889,133.48 and 277,767,549 is: 383,496,494.95
Step by Step Solution
- Step 1: Write the proportion equation
340,341,970.86 : 469,889,133.48 = 277,767,549 : x - Step 2: Convert to fraction form
340,341,970.86/469,889,133.48 = 277,767,549/x - Step 3: Cross multiply
340,341,970.86x = 469,889,133.48 × 277,767,549 - Step 4: Simplify right side
340,341,970.86x = 130,519,952,908,473,440 - Step 5: Solve for x
x = 130,519,952,908,473,440/340,341,970.86 - Step 6: Final answer
x = 383,496,494.95
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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.