Finding the Fourth Proportional to 180,873,717.08, 249,600,384.06 and 102,564,420.44
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Solution
The fourth proportional to 180,873,717.08, 249,600,384.06 and 102,564,420.44 is: 141,535,869.04
Step by Step Solution
- Step 1: Write the proportion equation
180,873,717.08 : 249,600,384.06 = 102,564,420.44 : x - Step 2: Convert to fraction form
180,873,717.08/249,600,384.06 = 102,564,420.44/x - Step 3: Cross multiply
180,873,717.08x = 249,600,384.06 × 102,564,420.44 - Step 4: Simplify right side
180,873,717.08x = 25,600,118,732,715,312 - Step 5: Solve for x
x = 25,600,118,732,715,312/180,873,717.08 - Step 6: Final answer
x = 141,535,869.04
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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.