Home / 149,779,976.80-224,669,965.20-124,249,813.60

Finding the Fourth Proportional to 149,779,976.80, 224,669,965.20 and 124,249,813.60

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Solution

The fourth proportional to 149,779,976.80, 224,669,965.20 and 124,249,813.60 is: 186,374,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,779,976.80 : 224,669,965.20 = 124,249,813.60 : x
  2. Step 2: Convert to fraction form
    149,779,976.80/224,669,965.20 = 124,249,813.60/x
  3. Step 3: Cross multiply
    149,779,976.80x = 224,669,965.20 × 124,249,813.60
  4. Step 4: Simplify right side
    149,779,976.80x = 27,915,201,297,618,484
  5. Step 5: Solve for x
    x = 27,915,201,297,618,484/149,779,976.80
  6. Step 6: Final answer
    x = 186,374,720.40

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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.