Finding the Fourth Proportional to 93,518,291,089.92, 129,064,860,619.70 and 56,899,006,162.09
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Solution
The fourth proportional to 93,518,291,089.92, 129,064,860,619.70 and 56,899,006,162.09 is: 78,526,480,906.80
Step by Step Solution
- Step 1: Write the proportion equation
93,518,291,089.92 : 129,064,860,619.70 = 56,899,006,162.09 : x - Step 2: Convert to fraction form
93,518,291,089.92/129,064,860,619.70 = 56,899,006,162.09/x - Step 3: Cross multiply
93,518,291,089.92x = 129,064,860,619.70 × 56,899,006,162.09 - Step 4: Simplify right side
93,518,291,089.92x = 7,343,662,299,709,209,313,280 - Step 5: Solve for x
x = 7,343,662,299,709,209,313,280/93,518,291,089.92 - Step 6: Final answer
x = 78,526,480,906.80
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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.