Finding the Fourth Proportional to 909,845,749,056.10, 1,255,626,602,159.40 and 503,853,290,364.70
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Solution
The fourth proportional to 909,845,749,056.10, 1,255,626,602,159.40 and 503,853,290,364.70 is: 695,339,397,500.94
Step by Step Solution
- Step 1: Write the proportion equation
909,845,749,056.10 : 1,255,626,602,159.40 = 503,853,290,364.70 : x - Step 2: Convert to fraction form
909,845,749,056.10/1,255,626,602,159.40 = 503,853,290,364.70/x - Step 3: Cross multiply
909,845,749,056.10x = 1,255,626,602,159.40 × 503,853,290,364.70 - Step 4: Simplify right side
909,845,749,056.10x = 632,651,594,967,461,736,218,624 - Step 5: Solve for x
x = 632,651,594,967,461,736,218,624/909,845,749,056.10 - Step 6: Final answer
x = 695,339,397,500.94
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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.