Finding the Fourth Proportional to 5,087,236,177.80, 7,630,854,266.70 and 5,087,236,177.80
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Solution
The fourth proportional to 5,087,236,177.80, 7,630,854,266.70 and 5,087,236,177.80 is: 7,630,854,266.70
Step by Step Solution
- Step 1: Write the proportion equation
5,087,236,177.80 : 7,630,854,266.70 = 5,087,236,177.80 : x - Step 2: Convert to fraction form
5,087,236,177.80/7,630,854,266.70 = 5,087,236,177.80/x - Step 3: Cross multiply
5,087,236,177.80x = 7,630,854,266.70 × 5,087,236,177.80 - Step 4: Simplify right side
5,087,236,177.80x = 38,819,957,893,075,730,432 - Step 5: Solve for x
x = 38,819,957,893,075,730,432/5,087,236,177.80 - Step 6: Final answer
x = 7,630,854,266.70
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1.5x scale
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.