Finding the Fourth Proportional to 432,153,726.84, 596,428,914.06 and 246,472,178.04
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Solution
The fourth proportional to 432,153,726.84, 596,428,914.06 and 246,472,178.04 is: 340,163,984.17
Step by Step Solution
- Step 1: Write the proportion equation
432,153,726.84 : 596,428,914.06 = 246,472,178.04 : x - Step 2: Convert to fraction form
432,153,726.84/596,428,914.06 = 246,472,178.04/x - Step 3: Cross multiply
432,153,726.84x = 596,428,914.06 × 246,472,178.04 - Step 4: Simplify right side
432,153,726.84x = 147,003,133,494,400,160 - Step 5: Solve for x
x = 147,003,133,494,400,160/432,153,726.84 - Step 6: Final answer
x = 340,163,984.17
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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.