Finding the Fourth Proportional to 435,161,610.42, 652,813,318.20 and 128,484,724.02
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Solution
The fourth proportional to 435,161,610.42, 652,813,318.20 and 128,484,724.02 is: 192,748,020.54
Step by Step Solution
- Step 1: Write the proportion equation
435,161,610.42 : 652,813,318.20 = 128,484,724.02 : x - Step 2: Convert to fraction form
435,161,610.42/652,813,318.20 = 128,484,724.02/x - Step 3: Cross multiply
435,161,610.42x = 652,813,318.20 × 128,484,724.02 - Step 4: Simplify right side
435,161,610.42x = 83,876,539,025,507,440 - Step 5: Solve for x
x = 83,876,539,025,507,440/435,161,610.42 - Step 6: Final answer
x = 192,748,020.54
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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.