Finding the Fourth Proportional to 72,130,833,880.84, 99,499,194,721.80 and 44,986,983,133.80
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Solution
The fourth proportional to 72,130,833,880.84, 99,499,194,721.80 and 44,986,983,133.80 is: 62,056,243,550.03
Step by Step Solution
- Step 1: Write the proportion equation
72,130,833,880.84 : 99,499,194,721.80 = 44,986,983,133.80 : x - Step 2: Convert to fraction form
72,130,833,880.84/99,499,194,721.80 = 44,986,983,133.80/x - Step 3: Cross multiply
72,130,833,880.84x = 99,499,194,721.80 × 44,986,983,133.80 - Step 4: Simplify right side
72,130,833,880.84x = 4,476,168,594,776,298,881,024 - Step 5: Solve for x
x = 4,476,168,594,776,298,881,024/72,130,833,880.84 - Step 6: Final answer
x = 62,056,243,550.03
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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.