Finding the Fourth Proportional to 110,688,652.98, 152,747,727.21 and 61,128,039.96
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Solution
The fourth proportional to 110,688,652.98, 152,747,727.21 and 61,128,039.96 is: 84,355,251.61
Step by Step Solution
- Step 1: Write the proportion equation
110,688,652.98 : 152,747,727.21 = 61,128,039.96 : x - Step 2: Convert to fraction form
110,688,652.98/152,747,727.21 = 61,128,039.96/x - Step 3: Cross multiply
110,688,652.98x = 152,747,727.21 × 61,128,039.96 - Step 4: Simplify right side
110,688,652.98x = 9,337,169,172,692,060 - Step 5: Solve for x
x = 9,337,169,172,692,060/110,688,652.98 - Step 6: Final answer
x = 84,355,251.61
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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.