Finding the Fourth Proportional to 1,758,753,148,968.70, 2,636,618,798,681.80 and 611,236,288,139.88
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Solution
The fourth proportional to 1,758,753,148,968.70, 2,636,618,798,681.80 and 611,236,288,139.88 is: 916,329,326,085.99
Step by Step Solution
- Step 1: Write the proportion equation
1,758,753,148,968.70 : 2,636,618,798,681.80 = 611,236,288,139.88 : x - Step 2: Convert to fraction form
1,758,753,148,968.70/2,636,618,798,681.80 = 611,236,288,139.88/x - Step 3: Cross multiply
1,758,753,148,968.70x = 2,636,618,798,681.80 × 611,236,288,139.88 - Step 4: Simplify right side
1,758,753,148,968.70x = 1,611,597,087,746,092,919,947,264 - Step 5: Solve for x
x = 1,611,597,087,746,092,919,947,264/1,758,753,148,968.70 - Step 6: Final answer
x = 916,329,326,085.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.