Finding the Fourth Proportional to 279,856,881, 386,326,334.70 and 180,785,934.09
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Solution
The fourth proportional to 279,856,881, 386,326,334.70 and 180,785,934.09 is: 249,564,588.27
Step by Step Solution
- Step 1: Write the proportion equation
279,856,881 : 386,326,334.70 = 180,785,934.09 : x - Step 2: Convert to fraction form
279,856,881/386,326,334.70 = 180,785,934.09/x - Step 3: Cross multiply
279,856,881x = 386,326,334.70 × 180,785,934.09 - Step 4: Simplify right side
279,856,881x = 69,842,367,282,305,480 - Step 5: Solve for x
x = 69,842,367,282,305,480/279,856,881 - Step 6: Final answer
x = 249,564,588.27
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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.