Home / 191,071,355.10-286,181,879.85-157,059,131.10

Finding the Fourth Proportional to 191,071,355.10, 286,181,879.85 and 157,059,131.10

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Solution

The fourth proportional to 191,071,355.10, 286,181,879.85 and 157,059,131.10 is: 235,239,224.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,071,355.10 : 286,181,879.85 = 157,059,131.10 : x
  2. Step 2: Convert to fraction form
    191,071,355.10/286,181,879.85 = 157,059,131.10/x
  3. Step 3: Cross multiply
    191,071,355.10x = 286,181,879.85 × 157,059,131.10
  4. Step 4: Simplify right side
    191,071,355.10x = 44,947,477,385,805,600
  5. Step 5: Solve for x
    x = 44,947,477,385,805,600/191,071,355.10
  6. Step 6: Final answer
    x = 235,239,224.44

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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.