Finding the Fourth Proportional to 549,038,702.08, 757,670,655.28 and 298,140,852.68
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Solution
The fourth proportional to 549,038,702.08, 757,670,655.28 and 298,140,852.68 is: 411,432,881.43
Step by Step Solution
- Step 1: Write the proportion equation
549,038,702.08 : 757,670,655.28 = 298,140,852.68 : x - Step 2: Convert to fraction form
549,038,702.08/757,670,655.28 = 298,140,852.68/x - Step 3: Cross multiply
549,038,702.08x = 757,670,655.28 × 298,140,852.68 - Step 4: Simplify right side
549,038,702.08x = 225,892,575,215,793,536 - Step 5: Solve for x
x = 225,892,575,215,793,536/549,038,702.08 - Step 6: Final answer
x = 411,432,881.43
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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.