Home / 150,011,277.60-225,016,916.40-42,305,901.60

Finding the Fourth Proportional to 150,011,277.60, 225,016,916.40 and 42,305,901.60

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Solution

The fourth proportional to 150,011,277.60, 225,016,916.40 and 42,305,901.60 is: 63,458,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,011,277.60 : 225,016,916.40 = 42,305,901.60 : x
  2. Step 2: Convert to fraction form
    150,011,277.60/225,016,916.40 = 42,305,901.60/x
  3. Step 3: Cross multiply
    150,011,277.60x = 225,016,916.40 × 42,305,901.60
  4. Step 4: Simplify right side
    150,011,277.60x = 9,519,543,523,553,826
  5. Step 5: Solve for x
    x = 9,519,543,523,553,826/150,011,277.60
  6. Step 6: Final answer
    x = 63,458,852.40

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1.5x scale

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.