Finding the Fourth Proportional to 42,485,917,941.11, 58,657,031,627.12 and 27,044,776,006.70
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Solution
The fourth proportional to 42,485,917,941.11, 58,657,031,627.12 and 27,044,776,006.70 is: 37,338,637,328.55
Step by Step Solution
- Step 1: Write the proportion equation
42,485,917,941.11 : 58,657,031,627.12 = 27,044,776,006.70 : x - Step 2: Convert to fraction form
42,485,917,941.11/58,657,031,627.12 = 27,044,776,006.70/x - Step 3: Cross multiply
42,485,917,941.11x = 58,657,031,627.12 × 27,044,776,006.70 - Step 4: Simplify right side
42,485,917,941.11x = 1,586,366,281,573,242,765,312 - Step 5: Solve for x
x = 1,586,366,281,573,242,765,312/42,485,917,941.11 - Step 6: Final answer
x = 37,338,637,328.55
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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.