Home / 111,312,032.03-155,518,339.88-111,312,032.03

Finding the Fourth Proportional to 111,312,032.03, 155,518,339.88 and 111,312,032.03

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Solution

The fourth proportional to 111,312,032.03, 155,518,339.88 and 111,312,032.03 is: 155,518,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,312,032.03 : 155,518,339.88 = 111,312,032.03 : x
  2. Step 2: Convert to fraction form
    111,312,032.03/155,518,339.88 = 111,312,032.03/x
  3. Step 3: Cross multiply
    111,312,032.03x = 155,518,339.88 × 111,312,032.03
  4. Step 4: Simplify right side
    111,312,032.03x = 17,311,062,428,640,836
  5. Step 5: Solve for x
    x = 17,311,062,428,640,836/111,312,032.03
  6. Step 6: Final answer
    x = 155,518,339.88

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.