Finding the Fourth Proportional to 453,518,465.99, 625,875,302.54 and 255,292,751.75
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Solution
The fourth proportional to 453,518,465.99, 625,875,302.54 and 255,292,751.75 is: 352,315,154.11
Step by Step Solution
- Step 1: Write the proportion equation
453,518,465.99 : 625,875,302.54 = 255,292,751.75 : x - Step 2: Convert to fraction form
453,518,465.99/625,875,302.54 = 255,292,751.75/x - Step 3: Cross multiply
453,518,465.99x = 625,875,302.54 × 255,292,751.75 - Step 4: Simplify right side
453,518,465.99x = 159,781,428,237,800,352 - Step 5: Solve for x
x = 159,781,428,237,800,352/453,518,465.99 - Step 6: Final answer
x = 352,315,154.11
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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.