Finding the Fourth Proportional to 572,839,069,750.40, 790,518,700,234.65 and 312,417,408,529.08
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Solution
The fourth proportional to 572,839,069,750.40, 790,518,700,234.65 and 312,417,408,529.08 is: 431,136,451,339.99
Step by Step Solution
- Step 1: Write the proportion equation
572,839,069,750.40 : 790,518,700,234.65 = 312,417,408,529.08 : x - Step 2: Convert to fraction form
572,839,069,750.40/790,518,700,234.65 = 312,417,408,529.08/x - Step 3: Cross multiply
572,839,069,750.40x = 790,518,700,234.65 × 312,417,408,529.08 - Step 4: Simplify right side
572,839,069,750.40x = 246,971,803,721,086,007,246,848 - Step 5: Solve for x
x = 246,971,803,721,086,007,246,848/572,839,069,750.40 - Step 6: Final answer
x = 431,136,451,339.99
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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.