Home / 173,812,554.40-260,718,831.60-78,261,066.40

Finding the Fourth Proportional to 173,812,554.40, 260,718,831.60 and 78,261,066.40

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Solution

The fourth proportional to 173,812,554.40, 260,718,831.60 and 78,261,066.40 is: 117,391,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,812,554.40 : 260,718,831.60 = 78,261,066.40 : x
  2. Step 2: Convert to fraction form
    173,812,554.40/260,718,831.60 = 78,261,066.40/x
  3. Step 3: Cross multiply
    173,812,554.40x = 260,718,831.60 × 78,261,066.40
  4. Step 4: Simplify right side
    173,812,554.40x = 20,404,133,791,578,020
  5. Step 5: Solve for x
    x = 20,404,133,791,578,020/173,812,554.40
  6. Step 6: Final answer
    x = 117,391,599.60

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Similar ratio
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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.