Finding the Fourth Proportional to 82,698,730.68, 114,122,162.48 and 45,528,639.88
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Solution
The fourth proportional to 82,698,730.68, 114,122,162.48 and 45,528,639.88 is: 62,828,374.69
Step by Step Solution
- Step 1: Write the proportion equation
82,698,730.68 : 114,122,162.48 = 45,528,639.88 : x - Step 2: Convert to fraction form
82,698,730.68/114,122,162.48 = 45,528,639.88/x - Step 3: Cross multiply
82,698,730.68x = 114,122,162.48 × 45,528,639.88 - Step 4: Simplify right side
82,698,730.68x = 5,195,826,837,878,768 - Step 5: Solve for x
x = 5,195,826,837,878,768/82,698,730.68 - Step 6: Final answer
x = 62,828,374.69
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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.