Home / 125,333,665.60-188,000,498.40-98,123,886.40

Finding the Fourth Proportional to 125,333,665.60, 188,000,498.40 and 98,123,886.40

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Solution

The fourth proportional to 125,333,665.60, 188,000,498.40 and 98,123,886.40 is: 147,185,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,333,665.60 : 188,000,498.40 = 98,123,886.40 : x
  2. Step 2: Convert to fraction form
    125,333,665.60/188,000,498.40 = 98,123,886.40/x
  3. Step 3: Cross multiply
    125,333,665.60x = 188,000,498.40 × 98,123,886.40
  4. Step 4: Simplify right side
    125,333,665.60x = 18,447,339,548,144,984
  5. Step 5: Solve for x
    x = 18,447,339,548,144,984/125,333,665.60
  6. Step 6: Final answer
    x = 147,185,829.60

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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.