Home / 93,470,029.14-140,079,718.46-72,745,492.02

Finding the Fourth Proportional to 93,470,029.14, 140,079,718.46 and 72,745,492.02

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Solution

The fourth proportional to 93,470,029.14, 140,079,718.46 and 72,745,492.02 is: 109,020,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470,029.14 : 140,079,718.46 = 72,745,492.02 : x
  2. Step 2: Convert to fraction form
    93,470,029.14/140,079,718.46 = 72,745,492.02/x
  3. Step 3: Cross multiply
    93,470,029.14x = 140,079,718.46 × 72,745,492.02
  4. Step 4: Simplify right side
    93,470,029.14x = 10,190,168,041,395,776
  5. Step 5: Solve for x
    x = 10,190,168,041,395,776/93,470,029.14
  6. Step 6: Final answer
    x = 109,020,700.38

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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.