Home / 137,980,005.60-207,113,563.14-101,629,441.20

Finding the Fourth Proportional to 137,980,005.60, 207,113,563.14 and 101,629,441.20

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Solution

The fourth proportional to 137,980,005.60, 207,113,563.14 and 101,629,441.20 is: 152,549,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,980,005.60 : 207,113,563.14 = 101,629,441.20 : x
  2. Step 2: Convert to fraction form
    137,980,005.60/207,113,563.14 = 101,629,441.20/x
  3. Step 3: Cross multiply
    137,980,005.60x = 207,113,563.14 × 101,629,441.20
  4. Step 4: Simplify right side
    137,980,005.60x = 21,048,835,686,859,116
  5. Step 5: Solve for x
    x = 21,048,835,686,859,116/137,980,005.60
  6. Step 6: Final answer
    x = 152,549,897.32

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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.