Home / 1,159,408,408.02-1,599,996,289.89-630,775,399.38

Finding the Fourth Proportional to 1,159,408,408.02, 1,599,996,289.89 and 630,775,399.38

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Solution

The fourth proportional to 1,159,408,408.02, 1,599,996,289.89 and 630,775,399.38 is: 870,476,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,408,408.02 : 1,599,996,289.89 = 630,775,399.38 : x
  2. Step 2: Convert to fraction form
    1,159,408,408.02/1,599,996,289.89 = 630,775,399.38/x
  3. Step 3: Cross multiply
    1,159,408,408.02x = 1,599,996,289.89 × 630,775,399.38
  4. Step 4: Simplify right side
    1,159,408,408.02x = 1,009,238,298,761,883,008
  5. Step 5: Solve for x
    x = 1,009,238,298,761,883,008/1,159,408,408.02
  6. Step 6: Final answer
    x = 870,476,953.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.