Finding the Fourth Proportional to 403,704,730.22, 557,112,751.62 and 218,065,746.92
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Solution
The fourth proportional to 403,704,730.22, 557,112,751.62 and 218,065,746.92 is: 300,930,851.70
Step by Step Solution
- Step 1: Write the proportion equation
403,704,730.22 : 557,112,751.62 = 218,065,746.92 : x - Step 2: Convert to fraction form
403,704,730.22/557,112,751.62 = 218,065,746.92/x - Step 3: Cross multiply
403,704,730.22x = 557,112,751.62 × 218,065,746.92 - Step 4: Simplify right side
403,704,730.22x = 121,487,208,300,671,728 - Step 5: Solve for x
x = 121,487,208,300,671,728/403,704,730.22 - Step 6: Final answer
x = 300,930,851.70
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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.