Home / 149,723,990.40-224,585,985.60-127,805,001.60

Finding the Fourth Proportional to 149,723,990.40, 224,585,985.60 and 127,805,001.60

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Solution

The fourth proportional to 149,723,990.40, 224,585,985.60 and 127,805,001.60 is: 191,707,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,723,990.40 : 224,585,985.60 = 127,805,001.60 : x
  2. Step 2: Convert to fraction form
    149,723,990.40/224,585,985.60 = 127,805,001.60/x
  3. Step 3: Cross multiply
    149,723,990.40x = 224,585,985.60 × 127,805,001.60
  4. Step 4: Simplify right side
    149,723,990.40x = 28,703,212,248,945,576
  5. Step 5: Solve for x
    x = 28,703,212,248,945,576/149,723,990.40
  6. Step 6: Final answer
    x = 191,707,502.40

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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.