Home / 92,323,620.10-127,395,495.93-53,178,128.02

Finding the Fourth Proportional to 92,323,620.10, 127,395,495.93 and 53,178,128.02

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Solution

The fourth proportional to 92,323,620.10, 127,395,495.93 and 53,178,128.02 is: 73,379,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,323,620.10 : 127,395,495.93 = 53,178,128.02 : x
  2. Step 2: Convert to fraction form
    92,323,620.10/127,395,495.93 = 53,178,128.02/x
  3. Step 3: Cross multiply
    92,323,620.10x = 127,395,495.93 × 53,178,128.02
  4. Step 4: Simplify right side
    92,323,620.10x = 6,774,653,991,736,930
  5. Step 5: Solve for x
    x = 6,774,653,991,736,930/92,323,620.10
  6. Step 6: Final answer
    x = 73,379,423.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.