Home / 93,312,700.80-139,969,051.20-47,396,198.40

Finding the Fourth Proportional to 93,312,700.80, 139,969,051.20 and 47,396,198.40

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Solution

The fourth proportional to 93,312,700.80, 139,969,051.20 and 47,396,198.40 is: 71,094,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,700.80 : 139,969,051.20 = 47,396,198.40 : x
  2. Step 2: Convert to fraction form
    93,312,700.80/139,969,051.20 = 47,396,198.40/x
  3. Step 3: Cross multiply
    93,312,700.80x = 139,969,051.20 × 47,396,198.40
  4. Step 4: Simplify right side
    93,312,700.80x = 6,634,000,920,534,957
  5. Step 5: Solve for x
    x = 6,634,000,920,534,957/93,312,700.80
  6. Step 6: Final answer
    x = 71,094,297.60

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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.