Home / 317,708,066.84-438,355,706.94-185,473,076.72

Finding the Fourth Proportional to 317,708,066.84, 438,355,706.94 and 185,473,076.72

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Solution

The fourth proportional to 317,708,066.84, 438,355,706.94 and 185,473,076.72 is: 255,905,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,708,066.84 : 438,355,706.94 = 185,473,076.72 : x
  2. Step 2: Convert to fraction form
    317,708,066.84/438,355,706.94 = 185,473,076.72/x
  3. Step 3: Cross multiply
    317,708,066.84x = 438,355,706.94 × 185,473,076.72
  4. Step 4: Simplify right side
    317,708,066.84x = 81,303,181,663,932,448
  5. Step 5: Solve for x
    x = 81,303,181,663,932,448/317,708,066.84
  6. Step 6: Final answer
    x = 255,905,311.04

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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.