Finding the Fourth Proportional to 97,051,823.34, 133,948,815.93 and 57,357,733.65
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Solution
The fourth proportional to 97,051,823.34, 133,948,815.93 and 57,357,733.65 is: 79,163,896.59
Step by Step Solution
- Step 1: Write the proportion equation
97,051,823.34 : 133,948,815.93 = 57,357,733.65 : x - Step 2: Convert to fraction form
97,051,823.34/133,948,815.93 = 57,357,733.65/x - Step 3: Cross multiply
97,051,823.34x = 133,948,815.93 × 57,357,733.65 - Step 4: Simplify right side
97,051,823.34x = 7,683,000,506,845,817 - Step 5: Solve for x
x = 7,683,000,506,845,817/97,051,823.34 - Step 6: Final answer
x = 79,163,896.59
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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.