Home / 177,411,746.40-266,117,619.60-119,968,879.20

Finding the Fourth Proportional to 177,411,746.40, 266,117,619.60 and 119,968,879.20

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Solution

The fourth proportional to 177,411,746.40, 266,117,619.60 and 119,968,879.20 is: 179,953,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,411,746.40 : 266,117,619.60 = 119,968,879.20 : x
  2. Step 2: Convert to fraction form
    177,411,746.40/266,117,619.60 = 119,968,879.20/x
  3. Step 3: Cross multiply
    177,411,746.40x = 266,117,619.60 × 119,968,879.20
  4. Step 4: Simplify right side
    177,411,746.40x = 31,925,832,558,783,952
  5. Step 5: Solve for x
    x = 31,925,832,558,783,952/177,411,746.40
  6. Step 6: Final answer
    x = 179,953,318.80

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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.