Home / 255,254,045.77-382,977,564.56-99,918,868.83

Finding the Fourth Proportional to 255,254,045.77, 382,977,564.56 and 99,918,868.83

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Solution

The fourth proportional to 255,254,045.77, 382,977,564.56 and 99,918,868.83 is: 149,916,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,254,045.77 : 382,977,564.56 = 99,918,868.83 : x
  2. Step 2: Convert to fraction form
    255,254,045.77/382,977,564.56 = 99,918,868.83/x
  3. Step 3: Cross multiply
    255,254,045.77x = 382,977,564.56 × 99,918,868.83
  4. Step 4: Simplify right side
    255,254,045.77x = 38,266,685,037,603,904
  5. Step 5: Solve for x
    x = 38,266,685,037,603,904/255,254,045.77
  6. Step 6: Final answer
    x = 149,916,076.44

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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.