Finding the Fourth Proportional to 4,526,925,477.95, 6,790,386,618.69 and 1,210,653,857.58
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Solution
The fourth proportional to 4,526,925,477.95, 6,790,386,618.69 and 1,210,653,857.58 is: 1,815,980,358.95
Step by Step Solution
- Step 1: Write the proportion equation
4,526,925,477.95 : 6,790,386,618.69 = 1,210,653,857.58 : x - Step 2: Convert to fraction form
4,526,925,477.95/6,790,386,618.69 = 1,210,653,857.58/x - Step 3: Cross multiply
4,526,925,477.95x = 6,790,386,618.69 × 1,210,653,857.58 - Step 4: Simplify right side
4,526,925,477.95x = 8,220,807,754,376,659,968 - Step 5: Solve for x
x = 8,220,807,754,376,659,968/4,526,925,477.95 - Step 6: Final answer
x = 1,815,980,358.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.