Finding the Fourth Proportional to 1,349,556,924.98, 2,024,424,211.64 and 353,602,341.58
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Solution
The fourth proportional to 1,349,556,924.98, 2,024,424,211.64 and 353,602,341.58 is: 530,426,785.52
Step by Step Solution
- Step 1: Write the proportion equation
1,349,556,924.98 : 2,024,424,211.64 = 353,602,341.58 : x - Step 2: Convert to fraction form
1,349,556,924.98/2,024,424,211.64 = 353,602,341.58/x - Step 3: Cross multiply
1,349,556,924.98x = 2,024,424,211.64 × 353,602,341.58 - Step 4: Simplify right side
1,349,556,924.98x = 715,841,141,587,149,440 - Step 5: Solve for x
x = 715,841,141,587,149,440/1,349,556,924.98 - Step 6: Final answer
x = 530,426,785.52
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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.