Home / 218,465,966.49-301,487,478-119,353,133.40

Finding the Fourth Proportional to 218,465,966.49, 301,487,478 and 119,353,133.40

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Solution

The fourth proportional to 218,465,966.49, 301,487,478 and 119,353,133.40 is: 164,709,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,465,966.49 : 301,487,478 = 119,353,133.40 : x
  2. Step 2: Convert to fraction form
    218,465,966.49/301,487,478 = 119,353,133.40/x
  3. Step 3: Cross multiply
    218,465,966.49x = 301,487,478 × 119,353,133.40
  4. Step 4: Simplify right side
    218,465,966.49x = 35,983,475,180,163,568
  5. Step 5: Solve for x
    x = 35,983,475,180,163,568/218,465,966.49
  6. Step 6: Final answer
    x = 164,709,752.09

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1.5x scale

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.