Finding the Fourth Proportional to 1,466,386,869.60, 2,197,879,693.20 and 592,414,430.40
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Solution
The fourth proportional to 1,466,386,869.60, 2,197,879,693.20 and 592,414,430.40 is: 887,934,605.48
Step by Step Solution
- Step 1: Write the proportion equation
1,466,386,869.60 : 2,197,879,693.20 = 592,414,430.40 : x - Step 2: Convert to fraction form
1,466,386,869.60/2,197,879,693.20 = 592,414,430.40/x - Step 3: Cross multiply
1,466,386,869.60x = 2,197,879,693.20 × 592,414,430.40 - Step 4: Simplify right side
1,466,386,869.60x = 1,302,055,646,534,804,480 - Step 5: Solve for x
x = 1,302,055,646,534,804,480/1,466,386,869.60 - Step 6: Final answer
x = 887,934,605.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.