Finding the Fourth Proportional to 805,658,888,358.95, 1,112,311,118,254.70 and 512,849,085,751.05
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Solution
The fourth proportional to 805,658,888,358.95, 1,112,311,118,254.70 and 512,849,085,751.05 is: 708,051,196,741.09
Step by Step Solution
- Step 1: Write the proportion equation
805,658,888,358.95 : 1,112,311,118,254.70 = 512,849,085,751.05 : x - Step 2: Convert to fraction form
805,658,888,358.95/1,112,311,118,254.70 = 512,849,085,751.05/x - Step 3: Cross multiply
805,658,888,358.95x = 1,112,311,118,254.70 × 512,849,085,751.05 - Step 4: Simplify right side
805,658,888,358.95x = 570,447,740,067,650,941,747,200 - Step 5: Solve for x
x = 570,447,740,067,650,941,747,200/805,658,888,358.95 - Step 6: Final answer
x = 708,051,196,741.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.