Home / 302,130,800.20-453,196,200.30-97,805,513.80

Finding the Fourth Proportional to 302,130,800.20, 453,196,200.30 and 97,805,513.80

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Solution

The fourth proportional to 302,130,800.20, 453,196,200.30 and 97,805,513.80 is: 146,708,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,130,800.20 : 453,196,200.30 = 97,805,513.80 : x
  2. Step 2: Convert to fraction form
    302,130,800.20/453,196,200.30 = 97,805,513.80/x
  3. Step 3: Cross multiply
    302,130,800.20x = 453,196,200.30 × 97,805,513.80
  4. Step 4: Simplify right side
    302,130,800.20x = 44,325,087,222,549,216
  5. Step 5: Solve for x
    x = 44,325,087,222,549,216/302,130,800.20
  6. Step 6: Final answer
    x = 146,708,270.70

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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.