Home / 903,808,141.16-1,356,235,256.78-379,130,254.58

Finding the Fourth Proportional to 903,808,141.16, 1,356,235,256.78 and 379,130,254.58

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Solution

The fourth proportional to 903,808,141.16, 1,356,235,256.78 and 379,130,254.58 is: 568,914,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,808,141.16 : 1,356,235,256.78 = 379,130,254.58 : x
  2. Step 2: Convert to fraction form
    903,808,141.16/1,356,235,256.78 = 379,130,254.58/x
  3. Step 3: Cross multiply
    903,808,141.16x = 1,356,235,256.78 × 379,130,254.58
  4. Step 4: Simplify right side
    903,808,141.16x = 514,189,818,164,696,256
  5. Step 5: Solve for x
    x = 514,189,818,164,696,256/903,808,141.16
  6. Step 6: Final answer
    x = 568,914,789.27

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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.