Finding the Fourth Proportional to 549,357,779, 757,926,238.92 and 340,437,693.08
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Solution
The fourth proportional to 549,357,779, 757,926,238.92 and 340,437,693.08 is: 469,687,824.89
Step by Step Solution
- Step 1: Write the proportion equation
549,357,779 : 757,926,238.92 = 340,437,693.08 : x - Step 2: Convert to fraction form
549,357,779/757,926,238.92 = 340,437,693.08/x - Step 3: Cross multiply
549,357,779x = 757,926,238.92 × 340,437,693.08 - Step 4: Simplify right side
549,357,779x = 258,026,660,302,725,696 - Step 5: Solve for x
x = 258,026,660,302,725,696/549,357,779 - Step 6: Final answer
x = 469,687,824.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.