Finding the Fourth Proportional to 497,940,671.60, 746,407,122.60 and 293,363,442.80
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Solution
The fourth proportional to 497,940,671.60, 746,407,122.60 and 293,363,442.80 is: 439,748,298.75
Step by Step Solution
- Step 1: Write the proportion equation
497,940,671.60 : 746,407,122.60 = 293,363,442.80 : x - Step 2: Convert to fraction form
497,940,671.60/746,407,122.60 = 293,363,442.80/x - Step 3: Cross multiply
497,940,671.60x = 746,407,122.60 × 293,363,442.80 - Step 4: Simplify right side
497,940,671.60x = 218,968,563,216,377,696 - Step 5: Solve for x
x = 218,968,563,216,377,696/497,940,671.60 - Step 6: Final answer
x = 439,748,298.75
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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.