Finding the Fourth Proportional to 1,674,369,406.98, 2,511,018,485.93 and 553,684,882.17
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Solution
The fourth proportional to 1,674,369,406.98, 2,511,018,485.93 and 553,684,882.17 is: 830,350,201.52
Step by Step Solution
- Step 1: Write the proportion equation
1,674,369,406.98 : 2,511,018,485.93 = 553,684,882.17 : x - Step 2: Convert to fraction form
1,674,369,406.98/2,511,018,485.93 = 553,684,882.17/x - Step 3: Cross multiply
1,674,369,406.98x = 2,511,018,485.93 × 553,684,882.17 - Step 4: Simplify right side
1,674,369,406.98x = 1,390,312,974,506,075,392 - Step 5: Solve for x
x = 1,390,312,974,506,075,392/1,674,369,406.98 - Step 6: Final answer
x = 830,350,201.52
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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.