Finding the Fourth Proportional to 832,965,672.96, 1,249,196,955.84 and 250,545,307.68
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Solution
The fourth proportional to 832,965,672.96, 1,249,196,955.84 and 250,545,307.68 is: 375,742,297.45
Step by Step Solution
- Step 1: Write the proportion equation
832,965,672.96 : 1,249,196,955.84 = 250,545,307.68 : x - Step 2: Convert to fraction form
832,965,672.96/1,249,196,955.84 = 250,545,307.68/x - Step 3: Cross multiply
832,965,672.96x = 1,249,196,955.84 × 250,545,307.68 - Step 4: Simplify right side
832,965,672.96x = 312,980,435,653,852,160 - Step 5: Solve for x
x = 312,980,435,653,852,160/832,965,672.96 - Step 6: Final answer
x = 375,742,297.45
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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.