Home / 576,973,079.64-865,466,267.88-208,536,013.08

Finding the Fourth Proportional to 576,973,079.64, 865,466,267.88 and 208,536,013.08

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Solution

The fourth proportional to 576,973,079.64, 865,466,267.88 and 208,536,013.08 is: 312,806,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,973,079.64 : 865,466,267.88 = 208,536,013.08 : x
  2. Step 2: Convert to fraction form
    576,973,079.64/865,466,267.88 = 208,536,013.08/x
  3. Step 3: Cross multiply
    576,973,079.64x = 865,466,267.88 × 208,536,013.08
  4. Step 4: Simplify right side
    576,973,079.64x = 180,480,884,958,922,464
  5. Step 5: Solve for x
    x = 180,480,884,958,922,464/576,973,079.64
  6. Step 6: Final answer
    x = 312,806,422.57

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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.