Home / 105,799,643.40-158,699,465.10-29,134,504.20

Finding the Fourth Proportional to 105,799,643.40, 158,699,465.10 and 29,134,504.20

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Solution

The fourth proportional to 105,799,643.40, 158,699,465.10 and 29,134,504.20 is: 43,701,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,799,643.40 : 158,699,465.10 = 29,134,504.20 : x
  2. Step 2: Convert to fraction form
    105,799,643.40/158,699,465.10 = 29,134,504.20/x
  3. Step 3: Cross multiply
    105,799,643.40x = 158,699,465.10 × 29,134,504.20
  4. Step 4: Simplify right side
    105,799,643.40x = 4,623,630,232,493,703
  5. Step 5: Solve for x
    x = 4,623,630,232,493,703/105,799,643.40
  6. Step 6: Final answer
    x = 43,701,756.30

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1.5x scale

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.