Home / 618,238,775.72-927,353,439.59-158,176,206.92

Finding the Fourth Proportional to 618,238,775.72, 927,353,439.59 and 158,176,206.92

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Solution

The fourth proportional to 618,238,775.72, 927,353,439.59 and 158,176,206.92 is: 237,263,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,238,775.72 : 927,353,439.59 = 158,176,206.92 : x
  2. Step 2: Convert to fraction form
    618,238,775.72/927,353,439.59 = 158,176,206.92/x
  3. Step 3: Cross multiply
    618,238,775.72x = 927,353,439.59 × 158,176,206.92
  4. Step 4: Simplify right side
    618,238,775.72x = 146,685,249,543,133,920
  5. Step 5: Solve for x
    x = 146,685,249,543,133,920/618,238,775.72
  6. Step 6: Final answer
    x = 237,263,101.74

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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.