Home / 867,070,865.04-1,300,314,741.84-314,257,574.40

Finding the Fourth Proportional to 867,070,865.04, 1,300,314,741.84 and 314,257,574.40

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Solution

The fourth proportional to 867,070,865.04, 1,300,314,741.84 and 314,257,574.40 is: 471,280,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,070,865.04 : 1,300,314,741.84 = 314,257,574.40 : x
  2. Step 2: Convert to fraction form
    867,070,865.04/1,300,314,741.84 = 314,257,574.40/x
  3. Step 3: Cross multiply
    867,070,865.04x = 1,300,314,741.84 × 314,257,574.40
  4. Step 4: Simplify right side
    867,070,865.04x = 408,633,756,727,200,512
  5. Step 5: Solve for x
    x = 408,633,756,727,200,512/867,070,865.04
  6. Step 6: Final answer
    x = 471,280,691.35

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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.