Home / 731,251,746.56-1,009,145,977.44-401,226,798.08

Finding the Fourth Proportional to 731,251,746.56, 1,009,145,977.44 and 401,226,798.08

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Solution

The fourth proportional to 731,251,746.56, 1,009,145,977.44 and 401,226,798.08 is: 553,703,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,251,746.56 : 1,009,145,977.44 = 401,226,798.08 : x
  2. Step 2: Convert to fraction form
    731,251,746.56/1,009,145,977.44 = 401,226,798.08/x
  3. Step 3: Cross multiply
    731,251,746.56x = 1,009,145,977.44 × 401,226,798.08
  4. Step 4: Simplify right side
    731,251,746.56x = 404,896,409,323,563,136
  5. Step 5: Solve for x
    x = 404,896,409,323,563,136/731,251,746.56
  6. Step 6: Final answer
    x = 553,703,168.89

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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.