Finding the Fourth Proportional to 163,369,001,989.08, 225,449,223,178.88 and 88,270,011,397.09
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Solution
The fourth proportional to 163,369,001,989.08, 225,449,223,178.88 and 88,270,011,397.09 is: 121,812,615,962.45
Step by Step Solution
- Step 1: Write the proportion equation
163,369,001,989.08 : 225,449,223,178.88 = 88,270,011,397.09 : x - Step 2: Convert to fraction form
163,369,001,989.08/225,449,223,178.88 = 88,270,011,397.09/x - Step 3: Cross multiply
163,369,001,989.08x = 225,449,223,178.88 × 88,270,011,397.09 - Step 4: Simplify right side
163,369,001,989.08x = 19,900,405,499,464,825,962,496 - Step 5: Solve for x
x = 19,900,405,499,464,825,962,496/163,369,001,989.08 - Step 6: Final answer
x = 121,812,615,962.45
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1.5x scale
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.