Finding the Fourth Proportional to 1,258,467,480.74, 1,887,153,088.01 and 360,875,930.54
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Solution
The fourth proportional to 1,258,467,480.74, 1,887,153,088.01 and 360,875,930.54 is: 541,156,714.12
Step by Step Solution
- Step 1: Write the proportion equation
1,258,467,480.74 : 1,887,153,088.01 = 360,875,930.54 : x - Step 2: Convert to fraction form
1,258,467,480.74/1,887,153,088.01 = 360,875,930.54/x - Step 3: Cross multiply
1,258,467,480.74x = 1,887,153,088.01 × 360,875,930.54 - Step 4: Simplify right side
1,258,467,480.74x = 681,028,126,695,803,264 - Step 5: Solve for x
x = 681,028,126,695,803,264/1,258,467,480.74 - Step 6: Final answer
x = 541,156,714.12
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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.