Finding the Third Proportional to 459,742,639 and 688,939,754
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Solution
The third proportional to 459,742,639 and 688,939,754 is: 1,032,399,312.96
Step by Step Solution
- Step 1: Write the proportion equation
459,742,639 : 688,939,754 = 688,939,754 : x - Step 2: Convert to fraction form
459,742,639/688,939,754 = 688,939,754/x - Step 3: Cross multiply
459,742,639x = 688,939,754 × 688,939,754 - Step 4: Simplify right side
459,742,639x = 474,637,984,641,580,544 - Step 5: Solve for x
x = 474,637,984,641,580,544/459,742,639 - Step 6: Final answer
x = 1,032,399,312.96
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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.