Home / 85,414,466.50-128,143,547.87-24,830,192.50

Finding the Fourth Proportional to 85,414,466.50, 128,143,547.87 and 24,830,192.50

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Solution

The fourth proportional to 85,414,466.50, 128,143,547.87 and 24,830,192.50 is: 37,251,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,414,466.50 : 128,143,547.87 = 24,830,192.50 : x
  2. Step 2: Convert to fraction form
    85,414,466.50/128,143,547.87 = 24,830,192.50/x
  3. Step 3: Cross multiply
    85,414,466.50x = 128,143,547.87 × 24,830,192.50
  4. Step 4: Simplify right side
    85,414,466.50x = 3,181,828,960,800,555
  5. Step 5: Solve for x
    x = 3,181,828,960,800,555/85,414,466.50
  6. Step 6: Final answer
    x = 37,251,640.05

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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.