Home / 191,457,385.02-286,968,229.11-116,509,315.28

Finding the Fourth Proportional to 191,457,385.02, 286,968,229.11 and 116,509,315.28

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Solution

The fourth proportional to 191,457,385.02, 286,968,229.11 and 116,509,315.28 is: 174,631,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,457,385.02 : 286,968,229.11 = 116,509,315.28 : x
  2. Step 2: Convert to fraction form
    191,457,385.02/286,968,229.11 = 116,509,315.28/x
  3. Step 3: Cross multiply
    191,457,385.02x = 286,968,229.11 × 116,509,315.28
  4. Step 4: Simplify right side
    191,457,385.02x = 33,434,471,879,285,428
  5. Step 5: Solve for x
    x = 33,434,471,879,285,428/191,457,385.02
  6. Step 6: Final answer
    x = 174,631,403.62

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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.