Finding the Fourth Proportional to 475,132,209.63, 711,779,024.04 and 267,238,966.68
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Solution
The fourth proportional to 475,132,209.63, 711,779,024.04 and 267,238,966.68 is: 400,341,393.48
Step by Step Solution
- Step 1: Write the proportion equation
475,132,209.63 : 711,779,024.04 = 267,238,966.68 : x - Step 2: Convert to fraction form
475,132,209.63/711,779,024.04 = 267,238,966.68/x - Step 3: Cross multiply
475,132,209.63x = 711,779,024.04 × 267,238,966.68 - Step 4: Simplify right side
475,132,209.63x = 190,215,090,888,948,480 - Step 5: Solve for x
x = 190,215,090,888,948,480/475,132,209.63 - Step 6: Final answer
x = 400,341,393.48
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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.