Finding the Fourth Proportional to 514,052,483.16, 709,976,502.36 and 346,499,764.68
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Solution
The fourth proportional to 514,052,483.16, 709,976,502.36 and 346,499,764.68 is: 478,563,374.47
Step by Step Solution
- Step 1: Write the proportion equation
514,052,483.16 : 709,976,502.36 = 346,499,764.68 : x - Step 2: Convert to fraction form
514,052,483.16/709,976,502.36 = 346,499,764.68/x - Step 3: Cross multiply
514,052,483.16x = 709,976,502.36 × 346,499,764.68 - Step 4: Simplify right side
514,052,483.16x = 246,006,690,996,069,472 - Step 5: Solve for x
x = 246,006,690,996,069,472/514,052,483.16 - Step 6: Final answer
x = 478,563,374.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.