Finding the Fourth Proportional to 249,490,349.94, 373,941,631.80 and 101,845,702.11
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Solution
The fourth proportional to 249,490,349.94, 373,941,631.80 and 101,845,702.11 is: 152,648,581.59
Step by Step Solution
- Step 1: Write the proportion equation
249,490,349.94 : 373,941,631.80 = 101,845,702.11 : x - Step 2: Convert to fraction form
249,490,349.94/373,941,631.80 = 101,845,702.11/x - Step 3: Cross multiply
249,490,349.94x = 373,941,631.80 × 101,845,702.11 - Step 4: Simplify right side
249,490,349.94x = 38,084,348,038,830,104 - Step 5: Solve for x
x = 38,084,348,038,830,104/249,490,349.94 - Step 6: Final answer
x = 152,648,581.59
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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.