Home / 92,708,710.20-139,112,831.70-38,861,465.40

Finding the Fourth Proportional to 92,708,710.20, 139,112,831.70 and 38,861,465.40

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Solution

The fourth proportional to 92,708,710.20, 139,112,831.70 and 38,861,465.40 is: 58,313,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,708,710.20 : 139,112,831.70 = 38,861,465.40 : x
  2. Step 2: Convert to fraction form
    92,708,710.20/139,112,831.70 = 38,861,465.40/x
  3. Step 3: Cross multiply
    92,708,710.20x = 139,112,831.70 × 38,861,465.40
  4. Step 4: Simplify right side
    92,708,710.20x = 5,406,128,495,805,573
  5. Step 5: Solve for x
    x = 5,406,128,495,805,573/92,708,710.20
  6. Step 6: Final answer
    x = 58,313,059.09

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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.