Home / 580,032,005.80-870,048,008.70-350,708,434.60

Finding the Fourth Proportional to 580,032,005.80, 870,048,008.70 and 350,708,434.60

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Solution

The fourth proportional to 580,032,005.80, 870,048,008.70 and 350,708,434.60 is: 526,062,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,032,005.80 : 870,048,008.70 = 350,708,434.60 : x
  2. Step 2: Convert to fraction form
    580,032,005.80/870,048,008.70 = 350,708,434.60/x
  3. Step 3: Cross multiply
    580,032,005.80x = 870,048,008.70 × 350,708,434.60
  4. Step 4: Simplify right side
    580,032,005.80x = 305,133,175,158,024,192
  5. Step 5: Solve for x
    x = 305,133,175,158,024,192/580,032,005.80
  6. Step 6: Final answer
    x = 526,062,651.90

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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.