Home / 147,470,420.52-221,234,168.70-56,586,943.08

Finding the Fourth Proportional to 147,470,420.52, 221,234,168.70 and 56,586,943.08

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Solution

The fourth proportional to 147,470,420.52, 221,234,168.70 and 56,586,943.08 is: 84,891,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,470,420.52 : 221,234,168.70 = 56,586,943.08 : x
  2. Step 2: Convert to fraction form
    147,470,420.52/221,234,168.70 = 56,586,943.08/x
  3. Step 3: Cross multiply
    147,470,420.52x = 221,234,168.70 × 56,586,943.08
  4. Step 4: Simplify right side
    147,470,420.52x = 12,518,965,311,578,016
  5. Step 5: Solve for x
    x = 12,518,965,311,578,016/147,470,420.52
  6. Step 6: Final answer
    x = 84,891,365.11

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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.