Finding the Fourth Proportional to 2,057,120,252.19, 2,838,777,661.91 and 1,210,402,417.49
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Solution
The fourth proportional to 2,057,120,252.19, 2,838,777,661.91 and 1,210,402,417.49 is: 1,670,326,924.75
Step by Step Solution
- Step 1: Write the proportion equation
2,057,120,252.19 : 2,838,777,661.91 = 1,210,402,417.49 : x - Step 2: Convert to fraction form
2,057,120,252.19/2,838,777,661.91 = 1,210,402,417.49/x - Step 3: Cross multiply
2,057,120,252.19x = 2,838,777,661.91 × 1,210,402,417.49 - Step 4: Simplify right side
2,057,120,252.19x = 3,436,063,344,672,227,840 - Step 5: Solve for x
x = 3,436,063,344,672,227,840/2,057,120,252.19 - Step 6: Final answer
x = 1,670,326,924.75
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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.