Home / 565,676,373.30-780,701,353.16-342,651,511.08

Finding the Fourth Proportional to 565,676,373.30, 780,701,353.16 and 342,651,511.08

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Solution

The fourth proportional to 565,676,373.30, 780,701,353.16 and 342,651,511.08 is: 472,900,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,676,373.30 : 780,701,353.16 = 342,651,511.08 : x
  2. Step 2: Convert to fraction form
    565,676,373.30/780,701,353.16 = 342,651,511.08/x
  3. Step 3: Cross multiply
    565,676,373.30x = 780,701,353.16 × 342,651,511.08
  4. Step 4: Simplify right side
    565,676,373.30x = 267,508,498,360,761,440
  5. Step 5: Solve for x
    x = 267,508,498,360,761,440/565,676,373.30
  6. Step 6: Final answer
    x = 472,900,250.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.