Finding the Fourth Proportional to 1,516,407,345.66, 2,092,601,995.08 and 847,357,888.31
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Solution
The fourth proportional to 1,516,407,345.66, 2,092,601,995.08 and 847,357,888.31 is: 1,169,331,454.83
Step by Step Solution
- Step 1: Write the proportion equation
1,516,407,345.66 : 2,092,601,995.08 = 847,357,888.31 : x - Step 2: Convert to fraction form
1,516,407,345.66/2,092,601,995.08 = 847,357,888.31/x - Step 3: Cross multiply
1,516,407,345.66x = 2,092,601,995.08 × 847,357,888.31 - Step 4: Simplify right side
1,516,407,345.66x = 1,773,182,807,613,818,624 - Step 5: Solve for x
x = 1,773,182,807,613,818,624/1,516,407,345.66 - Step 6: Final answer
x = 1,169,331,454.83
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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.