Finding the Fourth Proportional to 97,754,378.58, 134,886,061.08 and 56,493,309.06
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Solution
The fourth proportional to 97,754,378.58, 134,886,061.08 and 56,493,309.06 is: 77,952,108.61
Step by Step Solution
- Step 1: Write the proportion equation
97,754,378.58 : 134,886,061.08 = 56,493,309.06 : x - Step 2: Convert to fraction form
97,754,378.58/134,886,061.08 = 56,493,309.06/x - Step 3: Cross multiply
97,754,378.58x = 134,886,061.08 × 56,493,309.06 - Step 4: Simplify right side
97,754,378.58x = 7,620,159,936,478,478 - Step 5: Solve for x
x = 7,620,159,936,478,478/97,754,378.58 - Step 6: Final answer
x = 77,952,108.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.