Finding the Fourth Proportional to 168,430,663.29, 232,337,296.85 and 101,402,962.41
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Solution
The fourth proportional to 168,430,663.29, 232,337,296.85 and 101,402,962.41 is: 139,877,678.56
Step by Step Solution
- Step 1: Write the proportion equation
168,430,663.29 : 232,337,296.85 = 101,402,962.41 : x - Step 2: Convert to fraction form
168,430,663.29/232,337,296.85 = 101,402,962.41/x - Step 3: Cross multiply
168,430,663.29x = 232,337,296.85 × 101,402,962.41 - Step 4: Simplify right side
168,430,663.29x = 23,559,690,178,921,560 - Step 5: Solve for x
x = 23,559,690,178,921,560/168,430,663.29 - Step 6: Final answer
x = 139,877,678.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.