Home / 879,535,176.80-1,319,452,064.40-266,114,530.40

Finding the Fourth Proportional to 879,535,176.80, 1,319,452,064.40 and 266,114,530.40

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Solution

The fourth proportional to 879,535,176.80, 1,319,452,064.40 and 266,114,530.40 is: 399,216,967.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,535,176.80 : 1,319,452,064.40 = 266,114,530.40 : x
  2. Step 2: Convert to fraction form
    879,535,176.80/1,319,452,064.40 = 266,114,530.40/x
  3. Step 3: Cross multiply
    879,535,176.80x = 1,319,452,064.40 × 266,114,530.40
  4. Step 4: Simplify right side
    879,535,176.80x = 351,125,366,503,116,608
  5. Step 5: Solve for x
    x = 351,125,366,503,116,608/879,535,176.80
  6. Step 6: Final answer
    x = 399,216,967.97

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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.