Home / 49,896,545.80-74,844,818.70-42,590,216.20

Finding the Fourth Proportional to 49,896,545.80, 74,844,818.70 and 42,590,216.20

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Solution

The fourth proportional to 49,896,545.80, 74,844,818.70 and 42,590,216.20 is: 63,885,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,896,545.80 : 74,844,818.70 = 42,590,216.20 : x
  2. Step 2: Convert to fraction form
    49,896,545.80/74,844,818.70 = 42,590,216.20/x
  3. Step 3: Cross multiply
    49,896,545.80x = 74,844,818.70 × 42,590,216.20
  4. Step 4: Simplify right side
    49,896,545.80x = 3,187,657,009,882,803.50
  5. Step 5: Solve for x
    x = 3,187,657,009,882,803.50/49,896,545.80
  6. Step 6: Final answer
    x = 63,885,324.30

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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.