Finding the Fourth Proportional to 4,447,878,688.86, 6,673,575,331.53 and 1,688,240,207.58
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Solution
The fourth proportional to 4,447,878,688.86, 6,673,575,331.53 and 1,688,240,207.58 is: 2,533,027,312.82
Step by Step Solution
- Step 1: Write the proportion equation
4,447,878,688.86 : 6,673,575,331.53 = 1,688,240,207.58 : x - Step 2: Convert to fraction form
4,447,878,688.86/6,673,575,331.53 = 1,688,240,207.58/x - Step 3: Cross multiply
4,447,878,688.86x = 6,673,575,331.53 × 1,688,240,207.58 - Step 4: Simplify right side
4,447,878,688.86x = 11,266,598,203,002,974,208 - Step 5: Solve for x
x = 11,266,598,203,002,974,208/4,447,878,688.86 - Step 6: Final answer
x = 2,533,027,312.82
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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.