Finding the Fourth Proportional to 12,630,539,125,711, 17,430,246,334,618 and 6,999,160,101,239.80
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Solution
The fourth proportional to 12,630,539,125,711, 17,430,246,334,618 and 6,999,160,101,239.80 is: 9,658,897,651,621.19
Step by Step Solution
- Step 1: Write the proportion equation
12,630,539,125,711 : 17,430,246,334,618 = 6,999,160,101,239.80 : x - Step 2: Convert to fraction form
12,630,539,125,711/17,430,246,334,618 = 6,999,160,101,239.80/x - Step 3: Cross multiply
12,630,539,125,711x = 17,430,246,334,618 × 6,999,160,101,239.80 - Step 4: Simplify right side
12,630,539,125,711x = 121,997,084,700,039,571,249,823,744 - Step 5: Solve for x
x = 121,997,084,700,039,571,249,823,744/12,630,539,125,711 - Step 6: Final answer
x = 9,658,897,651,621.19
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Double scale
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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.