Finding the Fourth Proportional to 93,312,471.80, 139,968,707.70 and 64,497,726.20
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Solution
The fourth proportional to 93,312,471.80, 139,968,707.70 and 64,497,726.20 is: 96,746,589.30
Step by Step Solution
- Step 1: Write the proportion equation
93,312,471.80 : 139,968,707.70 = 64,497,726.20 : x - Step 2: Convert to fraction form
93,312,471.80/139,968,707.70 = 64,497,726.20/x - Step 3: Cross multiply
93,312,471.80x = 139,968,707.70 × 64,497,726.20 - Step 4: Simplify right side
93,312,471.80x = 9,027,663,385,802,432 - Step 5: Solve for x
x = 9,027,663,385,802,432/93,312,471.80 - Step 6: Final answer
x = 96,746,589.30
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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.