Home / 538,344,007.80-807,516,011.70-174,875,105.40

Finding the Fourth Proportional to 538,344,007.80, 807,516,011.70 and 174,875,105.40

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Solution

The fourth proportional to 538,344,007.80, 807,516,011.70 and 174,875,105.40 is: 262,312,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,344,007.80 : 807,516,011.70 = 174,875,105.40 : x
  2. Step 2: Convert to fraction form
    538,344,007.80/807,516,011.70 = 174,875,105.40/x
  3. Step 3: Cross multiply
    538,344,007.80x = 807,516,011.70 × 174,875,105.40
  4. Step 4: Simplify right side
    538,344,007.80x = 141,214,447,658,225,152
  5. Step 5: Solve for x
    x = 141,214,447,658,225,152/538,344,007.80
  6. Step 6: Final answer
    x = 262,312,658.10

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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.