Finding the Fourth Proportional to 688,441,313.64, 950,024,882.16 and 375,169,135.08
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Solution
The fourth proportional to 688,441,313.64, 950,024,882.16 and 375,169,135.08 is: 517,720,256.30
Step by Step Solution
- Step 1: Write the proportion equation
688,441,313.64 : 950,024,882.16 = 375,169,135.08 : x - Step 2: Convert to fraction form
688,441,313.64/950,024,882.16 = 375,169,135.08/x - Step 3: Cross multiply
688,441,313.64x = 950,024,882.16 × 375,169,135.08 - Step 4: Simplify right side
688,441,313.64x = 356,420,013,344,446,080 - Step 5: Solve for x
x = 356,420,013,344,446,080/688,441,313.64 - Step 6: Final answer
x = 517,720,256.30
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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.