Home / 401,049,057.65-553,629,044.81-252,588,363.17

Finding the Fourth Proportional to 401,049,057.65, 553,629,044.81 and 252,588,363.17

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Solution

The fourth proportional to 401,049,057.65, 553,629,044.81 and 252,588,363.17 is: 348,686,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,049,057.65 : 553,629,044.81 = 252,588,363.17 : x
  2. Step 2: Convert to fraction form
    401,049,057.65/553,629,044.81 = 252,588,363.17/x
  3. Step 3: Cross multiply
    401,049,057.65x = 553,629,044.81 × 252,588,363.17
  4. Step 4: Simplify right side
    401,049,057.65x = 139,840,254,229,791,808
  5. Step 5: Solve for x
    x = 139,840,254,229,791,808/401,049,057.65
  6. Step 6: Final answer
    x = 348,686,155.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.