Finding the Fourth Proportional to 506,707,413.18, 760,133,320.44 and 156,980,970.96
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Solution
The fourth proportional to 506,707,413.18, 760,133,320.44 and 156,980,970.96 is: 235,493,824.64
Step by Step Solution
- Step 1: Write the proportion equation
506,707,413.18 : 760,133,320.44 = 156,980,970.96 : x - Step 2: Convert to fraction form
506,707,413.18/760,133,320.44 = 156,980,970.96/x - Step 3: Cross multiply
506,707,413.18x = 760,133,320.44 × 156,980,970.96 - Step 4: Simplify right side
506,707,413.18x = 119,326,466,701,720,032 - Step 5: Solve for x
x = 119,326,466,701,720,032/506,707,413.18 - Step 6: Final answer
x = 235,493,824.64
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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.