Finding the Fourth Proportional to 698,803,579,789.60, 1,048,310,177,941.70 and 245,442,576,569.80
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Solution
The fourth proportional to 698,803,579,789.60, 1,048,310,177,941.70 and 245,442,576,569.80 is: 368,200,676,928.17
Step by Step Solution
- Step 1: Write the proportion equation
698,803,579,789.60 : 1,048,310,177,941.70 = 245,442,576,569.80 : x - Step 2: Convert to fraction form
698,803,579,789.60/1,048,310,177,941.70 = 245,442,576,569.80/x - Step 3: Cross multiply
698,803,579,789.60x = 1,048,310,177,941.70 × 245,442,576,569.80 - Step 4: Simplify right side
698,803,579,789.60x = 257,299,951,118,356,349,714,432 - Step 5: Solve for x
x = 257,299,951,118,356,349,714,432/698,803,579,789.60 - Step 6: Final answer
x = 368,200,676,928.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.