Finding the Fourth Proportional to 239,462,338.96, 330,433,248.18 and 176,771,721.52
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Solution
The fourth proportional to 239,462,338.96, 330,433,248.18 and 176,771,721.52 is: 243,926,683.34
Step by Step Solution
- Step 1: Write the proportion equation
239,462,338.96 : 330,433,248.18 = 176,771,721.52 : x - Step 2: Convert to fraction form
239,462,338.96/330,433,248.18 = 176,771,721.52/x - Step 3: Cross multiply
239,462,338.96x = 330,433,248.18 × 176,771,721.52 - Step 4: Simplify right side
239,462,338.96x = 58,411,254,128,224,008 - Step 5: Solve for x
x = 58,411,254,128,224,008/239,462,338.96 - Step 6: Final answer
x = 243,926,683.34
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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.