Finding the Fourth Proportional to 118,287,866,161.59, 177,430,249,408.35 and 28,750,599,458.42
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Solution
The fourth proportional to 118,287,866,161.59, 177,430,249,408.35 and 28,750,599,458.42 is: 43,125,522,490.86
Step by Step Solution
- Step 1: Write the proportion equation
118,287,866,161.59 : 177,430,249,408.35 = 28,750,599,458.42 : x - Step 2: Convert to fraction form
118,287,866,161.59/177,430,249,408.35 = 28,750,599,458.42/x - Step 3: Cross multiply
118,287,866,161.59x = 177,430,249,408.35 × 28,750,599,458.42 - Step 4: Simplify right side
118,287,866,161.59x = 5,101,226,032,547,032,465,408 - Step 5: Solve for x
x = 5,101,226,032,547,032,465,408/118,287,866,161.59 - Step 6: Final answer
x = 43,125,522,490.86
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.