Home / 157,464,281.20-236,196,421.80-144,993,132.40

Finding the Fourth Proportional to 157,464,281.20, 236,196,421.80 and 144,993,132.40

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Solution

The fourth proportional to 157,464,281.20, 236,196,421.80 and 144,993,132.40 is: 217,489,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,281.20 : 236,196,421.80 = 144,993,132.40 : x
  2. Step 2: Convert to fraction form
    157,464,281.20/236,196,421.80 = 144,993,132.40/x
  3. Step 3: Cross multiply
    157,464,281.20x = 236,196,421.80 × 144,993,132.40
  4. Step 4: Simplify right side
    157,464,281.20x = 34,246,859,058,453,648
  5. Step 5: Solve for x
    x = 34,246,859,058,453,648/157,464,281.20
  6. Step 6: Final answer
    x = 217,489,698.60

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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.