Home / 618,051,518.40-927,077,277.60-187,230,014.40

Finding the Fourth Proportional to 618,051,518.40, 927,077,277.60 and 187,230,014.40

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Solution

The fourth proportional to 618,051,518.40, 927,077,277.60 and 187,230,014.40 is: 280,845,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,051,518.40 : 927,077,277.60 = 187,230,014.40 : x
  2. Step 2: Convert to fraction form
    618,051,518.40/927,077,277.60 = 187,230,014.40/x
  3. Step 3: Cross multiply
    618,051,518.40x = 927,077,277.60 × 187,230,014.40
  4. Step 4: Simplify right side
    618,051,518.40x = 173,576,692,034,960,800
  5. Step 5: Solve for x
    x = 173,576,692,034,960,800/618,051,518.40
  6. Step 6: Final answer
    x = 280,845,021.60

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1.5x scale

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.