Home / 108,869,523.30-163,547,587.35-90,953,619.30

Finding the Fourth Proportional to 108,869,523.30, 163,547,587.35 and 90,953,619.30

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Solution

The fourth proportional to 108,869,523.30, 163,547,587.35 and 90,953,619.30 is: 136,633,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,869,523.30 : 163,547,587.35 = 90,953,619.30 : x
  2. Step 2: Convert to fraction form
    108,869,523.30/163,547,587.35 = 90,953,619.30/x
  3. Step 3: Cross multiply
    108,869,523.30x = 163,547,587.35 × 90,953,619.30
  4. Step 4: Simplify right side
    108,869,523.30x = 14,875,244,997,265,394
  5. Step 5: Solve for x
    x = 14,875,244,997,265,394/108,869,523.30
  6. Step 6: Final answer
    x = 136,633,692.76

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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.