Home / 731,592,099.81-1,009,598,096.57-397,064,626.74

Finding the Fourth Proportional to 731,592,099.81, 1,009,598,096.57 and 397,064,626.74

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Solution

The fourth proportional to 731,592,099.81, 1,009,598,096.57 and 397,064,626.74 is: 547,949,727.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,592,099.81 : 1,009,598,096.57 = 397,064,626.74 : x
  2. Step 2: Convert to fraction form
    731,592,099.81/1,009,598,096.57 = 397,064,626.74/x
  3. Step 3: Cross multiply
    731,592,099.81x = 1,009,598,096.57 × 397,064,626.74
  4. Step 4: Simplify right side
    731,592,099.81x = 400,875,691,369,996,224
  5. Step 5: Solve for x
    x = 400,875,691,369,996,224/731,592,099.81
  6. Step 6: Final answer
    x = 547,949,727.01

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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.