Home / 116,813,925.92-161,223,453.06-70,404,240.44

Finding the Fourth Proportional to 116,813,925.92, 161,223,453.06 and 70,404,240.44

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Solution

The fourth proportional to 116,813,925.92, 161,223,453.06 and 70,404,240.44 is: 97,170,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,813,925.92 : 161,223,453.06 = 70,404,240.44 : x
  2. Step 2: Convert to fraction form
    116,813,925.92/161,223,453.06 = 70,404,240.44/x
  3. Step 3: Cross multiply
    116,813,925.92x = 161,223,453.06 × 70,404,240.44
  4. Step 4: Simplify right side
    116,813,925.92x = 11,350,814,753,803,294
  5. Step 5: Solve for x
    x = 11,350,814,753,803,294/116,813,925.92
  6. Step 6: Final answer
    x = 97,170,047.70

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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.