Home / 1,533,164,140.78-2,299,745,948.55-484,638,395.38

Finding the Fourth Proportional to 1,533,164,140.78, 2,299,745,948.55 and 484,638,395.38

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Solution

The fourth proportional to 1,533,164,140.78, 2,299,745,948.55 and 484,638,395.38 is: 726,957,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,164,140.78 : 2,299,745,948.55 = 484,638,395.38 : x
  2. Step 2: Convert to fraction form
    1,533,164,140.78/2,299,745,948.55 = 484,638,395.38/x
  3. Step 3: Cross multiply
    1,533,164,140.78x = 2,299,745,948.55 × 484,638,395.38
  4. Step 4: Simplify right side
    1,533,164,140.78x = 1,114,545,186,286,928,128
  5. Step 5: Solve for x
    x = 1,114,545,186,286,928,128/1,533,164,140.78
  6. Step 6: Final answer
    x = 726,957,510.05

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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.