Finding the Fourth Proportional to 7,069,617,374.57, 10,605,515,681.99 and 2,410,401,718.74
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Solution
The fourth proportional to 7,069,617,374.57, 10,605,515,681.99 and 2,410,401,718.74 is: 3,615,974,086.50
Step by Step Solution
- Step 1: Write the proportion equation
7,069,617,374.57 : 10,605,515,681.99 = 2,410,401,718.74 : x - Step 2: Convert to fraction form
7,069,617,374.57/10,605,515,681.99 = 2,410,401,718.74/x - Step 3: Cross multiply
7,069,617,374.57x = 10,605,515,681.99 × 2,410,401,718.74 - Step 4: Simplify right side
7,069,617,374.57x = 25,563,553,227,935,641,600 - Step 5: Solve for x
x = 25,563,553,227,935,641,600/7,069,617,374.57 - Step 6: Final answer
x = 3,615,974,086.50
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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.