Finding the Fourth Proportional to 775,828,480,885.84, 1,070,488,025,484.60 and 433,219,628,446.80
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Solution
The fourth proportional to 775,828,480,885.84, 1,070,488,025,484.60 and 433,219,628,446.80 is: 597,756,380,543.89
Step by Step Solution
- Step 1: Write the proportion equation
775,828,480,885.84 : 1,070,488,025,484.60 = 433,219,628,446.80 : x - Step 2: Convert to fraction form
775,828,480,885.84/1,070,488,025,484.60 = 433,219,628,446.80/x - Step 3: Cross multiply
775,828,480,885.84x = 1,070,488,025,484.60 × 433,219,628,446.80 - Step 4: Simplify right side
775,828,480,885.84x = 463,756,424,657,186,980,888,576 - Step 5: Solve for x
x = 463,756,424,657,186,980,888,576/775,828,480,885.84 - Step 6: Final answer
x = 597,756,380,543.89
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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.