Finding the Fourth Proportional to 180,435,810.07, 249,001,658.18 and 97,929,594.82
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Solution
The fourth proportional to 180,435,810.07, 249,001,658.18 and 97,929,594.82 is: 135,142,971.26
Step by Step Solution
- Step 1: Write the proportion equation
180,435,810.07 : 249,001,658.18 = 97,929,594.82 : x - Step 2: Convert to fraction form
180,435,810.07/249,001,658.18 = 97,929,594.82/x - Step 3: Cross multiply
180,435,810.07x = 249,001,658.18 × 97,929,594.82 - Step 4: Simplify right side
180,435,810.07x = 24,384,631,495,075,536 - Step 5: Solve for x
x = 24,384,631,495,075,536/180,435,810.07 - Step 6: Final answer
x = 135,142,971.26
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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.