Home / 149,270,357.40-224,005,068.90-84,574,037.40

Finding the Fourth Proportional to 149,270,357.40, 224,005,068.90 and 84,574,037.40

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Solution

The fourth proportional to 149,270,357.40, 224,005,068.90 and 84,574,037.40 is: 126,917,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,270,357.40 : 224,005,068.90 = 84,574,037.40 : x
  2. Step 2: Convert to fraction form
    149,270,357.40/224,005,068.90 = 84,574,037.40/x
  3. Step 3: Cross multiply
    149,270,357.40x = 224,005,068.90 × 84,574,037.40
  4. Step 4: Simplify right side
    149,270,357.40x = 18,945,013,074,938,180
  5. Step 5: Solve for x
    x = 18,945,013,074,938,180/149,270,357.40
  6. Step 6: Final answer
    x = 126,917,449.69

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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.