Home / 190,776,079.20-286,353,968.40-88,563,266.40

Finding the Fourth Proportional to 190,776,079.20, 286,353,968.40 and 88,563,266.40

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Solution

The fourth proportional to 190,776,079.20, 286,353,968.40 and 88,563,266.40 is: 132,933,032.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,776,079.20 : 286,353,968.40 = 88,563,266.40 : x
  2. Step 2: Convert to fraction form
    190,776,079.20/286,353,968.40 = 88,563,266.40/x
  3. Step 3: Cross multiply
    190,776,079.20x = 286,353,968.40 × 88,563,266.40
  4. Step 4: Simplify right side
    190,776,079.20x = 25,360,442,788,106,380
  5. Step 5: Solve for x
    x = 25,360,442,788,106,380/190,776,079.20
  6. Step 6: Final answer
    x = 132,933,032.77

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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.