Home / 208,625,725.04-312,811,041.70-99,484,277.36

Finding the Fourth Proportional to 208,625,725.04, 312,811,041.70 and 99,484,277.36

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Solution

The fourth proportional to 208,625,725.04, 312,811,041.70 and 99,484,277.36 is: 149,165,595.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,625,725.04 : 312,811,041.70 = 99,484,277.36 : x
  2. Step 2: Convert to fraction form
    208,625,725.04/312,811,041.70 = 99,484,277.36/x
  3. Step 3: Cross multiply
    208,625,725.04x = 312,811,041.70 × 99,484,277.36
  4. Step 4: Simplify right side
    208,625,725.04x = 31,119,780,433,753,324
  5. Step 5: Solve for x
    x = 31,119,780,433,753,324/208,625,725.04
  6. Step 6: Final answer
    x = 149,165,595.12

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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.