Home / 129,010,762.01-193,527,290.12-35,637,700.86

Finding the Fourth Proportional to 129,010,762.01, 193,527,290.12 and 35,637,700.86

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Solution

The fourth proportional to 129,010,762.01, 193,527,290.12 and 35,637,700.86 is: 53,459,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,010,762.01 : 193,527,290.12 = 35,637,700.86 : x
  2. Step 2: Convert to fraction form
    129,010,762.01/193,527,290.12 = 35,637,700.86/x
  3. Step 3: Cross multiply
    129,010,762.01x = 193,527,290.12 × 35,637,700.86
  4. Step 4: Simplify right side
    129,010,762.01x = 6,896,867,673,028,633
  5. Step 5: Solve for x
    x = 6,896,867,673,028,633/129,010,762.01
  6. Step 6: Final answer
    x = 53,459,630.54

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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.