Finding the Fourth Proportional to 1,495,742,505.97, 2,243,659,466.57 and 513,155,262.36
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Solution
The fourth proportional to 1,495,742,505.97, 2,243,659,466.57 and 513,155,262.36 is: 769,748,574.78
Step by Step Solution
- Step 1: Write the proportion equation
1,495,742,505.97 : 2,243,659,466.57 = 513,155,262.36 : x - Step 2: Convert to fraction form
1,495,742,505.97/2,243,659,466.57 = 513,155,262.36/x - Step 3: Cross multiply
1,495,742,505.97x = 2,243,659,466.57 × 513,155,262.36 - Step 4: Simplify right side
1,495,742,505.97x = 1,151,345,662,214,226,176 - Step 5: Solve for x
x = 1,151,345,662,214,226,176/1,495,742,505.97 - Step 6: Final answer
x = 769,748,574.78
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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.