Home / 157,464,178.90-236,196,268.35-100,021,311.70

Finding the Fourth Proportional to 157,464,178.90, 236,196,268.35 and 100,021,311.70

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Solution

The fourth proportional to 157,464,178.90, 236,196,268.35 and 100,021,311.70 is: 150,031,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,178.90 : 236,196,268.35 = 100,021,311.70 : x
  2. Step 2: Convert to fraction form
    157,464,178.90/236,196,268.35 = 100,021,311.70/x
  3. Step 3: Cross multiply
    157,464,178.90x = 236,196,268.35 × 100,021,311.70
  4. Step 4: Simplify right side
    157,464,178.90x = 23,624,660,579,012,196
  5. Step 5: Solve for x
    x = 23,624,660,579,012,196/157,464,178.90
  6. Step 6: Final answer
    x = 150,031,967.55

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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.