Finding the Fourth Proportional to 356,412,970, 534,619,877.80 and 97,630,421.36
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Solution
The fourth proportional to 356,412,970, 534,619,877.80 and 97,630,421.36 is: 146,445,747.86
Step by Step Solution
- Step 1: Write the proportion equation
356,412,970 : 534,619,877.80 = 97,630,421.36 : x - Step 2: Convert to fraction form
356,412,970/534,619,877.80 = 97,630,421.36/x - Step 3: Cross multiply
356,412,970x = 534,619,877.80 × 97,630,421.36 - Step 4: Simplify right side
356,412,970x = 52,195,163,937,045,712 - Step 5: Solve for x
x = 52,195,163,937,045,712/356,412,970 - Step 6: Final answer
x = 146,445,747.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.