Finding the Fourth Proportional to 5,481,034,829.96, 7,563,808,993.02 and 2,974,908,535.16
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Solution
The fourth proportional to 5,481,034,829.96, 7,563,808,993.02 and 2,974,908,535.16 is: 4,105,363,426.75
Step by Step Solution
- Step 1: Write the proportion equation
5,481,034,829.96 : 7,563,808,993.02 = 2,974,908,535.16 : x - Step 2: Convert to fraction form
5,481,034,829.96/7,563,808,993.02 = 2,974,908,535.16/x - Step 3: Cross multiply
5,481,034,829.96x = 7,563,808,993.02 × 2,974,908,535.16 - Step 4: Simplify right side
5,481,034,829.96x = 22,501,639,931,655,163,904 - Step 5: Solve for x
x = 22,501,639,931,655,163,904/5,481,034,829.96 - Step 6: Final answer
x = 4,105,363,426.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.