Home / 147,485,655.60-221,228,483.40-45,249,529.20

Finding the Fourth Proportional to 147,485,655.60, 221,228,483.40 and 45,249,529.20

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Solution

The fourth proportional to 147,485,655.60, 221,228,483.40 and 45,249,529.20 is: 67,874,293.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,485,655.60 : 221,228,483.40 = 45,249,529.20 : x
  2. Step 2: Convert to fraction form
    147,485,655.60/221,228,483.40 = 45,249,529.20/x
  3. Step 3: Cross multiply
    147,485,655.60x = 221,228,483.40 × 45,249,529.20
  4. Step 4: Simplify right side
    147,485,655.60x = 10,010,484,719,480,016
  5. Step 5: Solve for x
    x = 10,010,484,719,480,016/147,485,655.60
  6. Step 6: Final answer
    x = 67,874,293.80

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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.