Finding the Fourth Proportional to 97,756,981.04, 134,889,637.56 and 56,495,905.04
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Solution
The fourth proportional to 97,756,981.04, 134,889,637.56 and 56,495,905.04 is: 77,955,682.28
Step by Step Solution
- Step 1: Write the proportion equation
97,756,981.04 : 134,889,637.56 = 56,495,905.04 : x - Step 2: Convert to fraction form
97,756,981.04/134,889,637.56 = 56,495,905.04/x - Step 3: Cross multiply
97,756,981.04x = 134,889,637.56 × 56,495,905.04 - Step 4: Simplify right side
97,756,981.04x = 7,620,712,154,469,777 - Step 5: Solve for x
x = 7,620,712,154,469,777/97,756,981.04 - Step 6: Final answer
x = 77,955,682.28
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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.