Home / 147,553,205.60-221,329,808.40-118,855,391.60

Finding the Fourth Proportional to 147,553,205.60, 221,329,808.40 and 118,855,391.60

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Solution

The fourth proportional to 147,553,205.60, 221,329,808.40 and 118,855,391.60 is: 178,283,087.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,553,205.60 : 221,329,808.40 = 118,855,391.60 : x
  2. Step 2: Convert to fraction form
    147,553,205.60/221,329,808.40 = 118,855,391.60/x
  3. Step 3: Cross multiply
    147,553,205.60x = 221,329,808.40 × 118,855,391.60
  4. Step 4: Simplify right side
    147,553,205.60x = 26,306,241,050,134,968
  5. Step 5: Solve for x
    x = 26,306,241,050,134,968/147,553,205.60
  6. Step 6: Final answer
    x = 178,283,087.40

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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.