Finding the Fourth Proportional to 292,240,510.68, 403,139,006.64 and 180,695,695.80
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Solution
The fourth proportional to 292,240,510.68, 403,139,006.64 and 180,695,695.80 is: 249,265,521.54
Step by Step Solution
- Step 1: Write the proportion equation
292,240,510.68 : 403,139,006.64 = 180,695,695.80 : x - Step 2: Convert to fraction form
292,240,510.68/403,139,006.64 = 180,695,695.80/x - Step 3: Cross multiply
292,240,510.68x = 403,139,006.64 × 180,695,695.80 - Step 4: Simplify right side
292,240,510.68x = 72,845,483,308,935,616 - Step 5: Solve for x
x = 72,845,483,308,935,616/292,240,510.68 - Step 6: Final answer
x = 249,265,521.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.