Home / 1,018,114,429.60-1,527,171,644.40-404,698,655.35

Finding the Fourth Proportional to 1,018,114,429.60, 1,527,171,644.40 and 404,698,655.35

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Solution

The fourth proportional to 1,018,114,429.60, 1,527,171,644.40 and 404,698,655.35 is: 607,047,983.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,114,429.60 : 1,527,171,644.40 = 404,698,655.35 : x
  2. Step 2: Convert to fraction form
    1,018,114,429.60/1,527,171,644.40 = 404,698,655.35/x
  3. Step 3: Cross multiply
    1,018,114,429.60x = 1,527,171,644.40 × 404,698,655.35
  4. Step 4: Simplify right side
    1,018,114,429.60x = 618,044,310,977,328,384
  5. Step 5: Solve for x
    x = 618,044,310,977,328,384/1,018,114,429.60
  6. Step 6: Final answer
    x = 607,047,983.03

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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.