Home / 118,495,320.30-177,742,980.45-61,099,692.30

Finding the Fourth Proportional to 118,495,320.30, 177,742,980.45 and 61,099,692.30

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Solution

The fourth proportional to 118,495,320.30, 177,742,980.45 and 61,099,692.30 is: 91,649,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,495,320.30 : 177,742,980.45 = 61,099,692.30 : x
  2. Step 2: Convert to fraction form
    118,495,320.30/177,742,980.45 = 61,099,692.30/x
  3. Step 3: Cross multiply
    118,495,320.30x = 177,742,980.45 × 61,099,692.30
  4. Step 4: Simplify right side
    118,495,320.30x = 10,860,041,413,979,914
  5. Step 5: Solve for x
    x = 10,860,041,413,979,914/118,495,320.30
  6. Step 6: Final answer
    x = 91,649,538.45

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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.