Home / 435,458,266.89-653,281,983.98-159,109,037.10

Finding the Fourth Proportional to 435,458,266.89, 653,281,983.98 and 159,109,037.10

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Solution

The fourth proportional to 435,458,266.89, 653,281,983.98 and 159,109,037.10 is: 238,698,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,458,266.89 : 653,281,983.98 = 159,109,037.10 : x
  2. Step 2: Convert to fraction form
    435,458,266.89/653,281,983.98 = 159,109,037.10/x
  3. Step 3: Cross multiply
    435,458,266.89x = 653,281,983.98 × 159,109,037.10
  4. Step 4: Simplify right side
    435,458,266.89x = 103,943,067,425,634,944
  5. Step 5: Solve for x
    x = 103,943,067,425,634,944/435,458,266.89
  6. Step 6: Final answer
    x = 238,698,114.91

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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.