Finding the Fourth Proportional to 2,487,896,558.16, 3,732,368,952.72 and 807,050,800.84
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Solution
The fourth proportional to 2,487,896,558.16, 3,732,368,952.72 and 807,050,800.84 is: 1,210,746,219.51
Step by Step Solution
- Step 1: Write the proportion equation
2,487,896,558.16 : 3,732,368,952.72 = 807,050,800.84 : x - Step 2: Convert to fraction form
2,487,896,558.16/3,732,368,952.72 = 807,050,800.84/x - Step 3: Cross multiply
2,487,896,558.16x = 3,732,368,952.72 × 807,050,800.84 - Step 4: Simplify right side
2,487,896,558.16x = 3,012,211,352,323,027,968 - Step 5: Solve for x
x = 3,012,211,352,323,027,968/2,487,896,558.16 - Step 6: Final answer
x = 1,210,746,219.51
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1.5x scale
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.