Finding the Fourth Proportional to 475,316,217.54, 712,471,119.67 and 159,881,963.28
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Solution
The fourth proportional to 475,316,217.54, 712,471,119.67 and 159,881,963.28 is: 239,653,681.46
Step by Step Solution
- Step 1: Write the proportion equation
475,316,217.54 : 712,471,119.67 = 159,881,963.28 : x - Step 2: Convert to fraction form
475,316,217.54/712,471,119.67 = 159,881,963.28/x - Step 3: Cross multiply
475,316,217.54x = 712,471,119.67 × 159,881,963.28 - Step 4: Simplify right side
475,316,217.54x = 113,911,281,393,139,424 - Step 5: Solve for x
x = 113,911,281,393,139,424/475,316,217.54 - Step 6: Final answer
x = 239,653,681.46
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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.