Home / 448,472,652,730.28-618,896,119,656.05-255,794,581,160.36

Finding the Fourth Proportional to 448,472,652,730.28, 618,896,119,656.05 and 255,794,581,160.36

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Solution

The fourth proportional to 448,472,652,730.28, 618,896,119,656.05 and 255,794,581,160.36 is: 352,998,722,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,472,652,730.28 : 618,896,119,656.05 = 255,794,581,160.36 : x
  2. Step 2: Convert to fraction form
    448,472,652,730.28/618,896,119,656.05 = 255,794,581,160.36/x
  3. Step 3: Cross multiply
    448,472,652,730.28x = 618,896,119,656.05 × 255,794,581,160.36
  4. Step 4: Simplify right side
    448,472,652,730.28x = 158,310,273,709,191,349,665,792
  5. Step 5: Solve for x
    x = 158,310,273,709,191,349,665,792/448,472,652,730.28
  6. Step 6: Final answer
    x = 352,998,722,988.81

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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.