Home / 93,312,079.80-139,968,119.70-78,195,535.80

Finding the Fourth Proportional to 93,312,079.80, 139,968,119.70 and 78,195,535.80

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Solution

The fourth proportional to 93,312,079.80, 139,968,119.70 and 78,195,535.80 is: 117,293,303.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,079.80 : 139,968,119.70 = 78,195,535.80 : x
  2. Step 2: Convert to fraction form
    93,312,079.80/139,968,119.70 = 78,195,535.80/x
  3. Step 3: Cross multiply
    93,312,079.80x = 139,968,119.70 × 78,195,535.80
  4. Step 4: Simplify right side
    93,312,079.80x = 10,944,882,114,860,034
  5. Step 5: Solve for x
    x = 10,944,882,114,860,034/93,312,079.80
  6. Step 6: Final answer
    x = 117,293,303.70

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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.