Finding the Fourth Proportional to 1,032,114,618.84, 1,424,272,228.08 and 602,991,683.02
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Solution
The fourth proportional to 1,032,114,618.84, 1,424,272,228.08 and 602,991,683.02 is: 832,101,679.61
Step by Step Solution
- Step 1: Write the proportion equation
1,032,114,618.84 : 1,424,272,228.08 = 602,991,683.02 : x - Step 2: Convert to fraction form
1,032,114,618.84/1,424,272,228.08 = 602,991,683.02/x - Step 3: Cross multiply
1,032,114,618.84x = 1,424,272,228.08 × 602,991,683.02 - Step 4: Simplify right side
1,032,114,618.84x = 858,824,307,881,794,944 - Step 5: Solve for x
x = 858,824,307,881,794,944/1,032,114,618.84 - Step 6: Final answer
x = 832,101,679.61
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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.