Finding the Fourth Proportional to 70,455,648,484.80, 97,228,810,779.84 and 38,773,261,828.80
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Solution
The fourth proportional to 70,455,648,484.80, 97,228,810,779.84 and 38,773,261,828.80 is: 53,507,110,057.80
Step by Step Solution
- Step 1: Write the proportion equation
70,455,648,484.80 : 97,228,810,779.84 = 38,773,261,828.80 : x - Step 2: Convert to fraction form
70,455,648,484.80/97,228,810,779.84 = 38,773,261,828.80/x - Step 3: Cross multiply
70,455,648,484.80x = 97,228,810,779.84 × 38,773,261,828.80 - Step 4: Simplify right side
70,455,648,484.80x = 3,769,878,137,669,588,353,024 - Step 5: Solve for x
x = 3,769,878,137,669,588,353,024/70,455,648,484.80 - Step 6: Final answer
x = 53,507,110,057.80
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1.5x scale
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.