Home / 190,843,386.30-286,265,079.45-176,813,343.90

Finding the Fourth Proportional to 190,843,386.30, 286,265,079.45 and 176,813,343.90

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Solution

The fourth proportional to 190,843,386.30, 286,265,079.45 and 176,813,343.90 is: 265,220,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,843,386.30 : 286,265,079.45 = 176,813,343.90 : x
  2. Step 2: Convert to fraction form
    190,843,386.30/286,265,079.45 = 176,813,343.90/x
  3. Step 3: Cross multiply
    190,843,386.30x = 286,265,079.45 × 176,813,343.90
  4. Step 4: Simplify right side
    190,843,386.30x = 50,615,485,939,353,672
  5. Step 5: Solve for x
    x = 50,615,485,939,353,672/190,843,386.30
  6. Step 6: Final answer
    x = 265,220,015.85

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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.