Home / 104,977,006.40-157,465,509.60-64,610,235.20

Finding the Fourth Proportional to 104,977,006.40, 157,465,509.60 and 64,610,235.20

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Solution

The fourth proportional to 104,977,006.40, 157,465,509.60 and 64,610,235.20 is: 96,915,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977,006.40 : 157,465,509.60 = 64,610,235.20 : x
  2. Step 2: Convert to fraction form
    104,977,006.40/157,465,509.60 = 64,610,235.20/x
  3. Step 3: Cross multiply
    104,977,006.40x = 157,465,509.60 × 64,610,235.20
  4. Step 4: Simplify right side
    104,977,006.40x = 10,173,883,611,143,858
  5. Step 5: Solve for x
    x = 10,173,883,611,143,858/104,977,006.40
  6. Step 6: Final answer
    x = 96,915,352.80

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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.