Home / 185,514,378.20-278,271,567.30-64,345,830.20

Finding the Fourth Proportional to 185,514,378.20, 278,271,567.30 and 64,345,830.20

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Solution

The fourth proportional to 185,514,378.20, 278,271,567.30 and 64,345,830.20 is: 96,518,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,514,378.20 : 278,271,567.30 = 64,345,830.20 : x
  2. Step 2: Convert to fraction form
    185,514,378.20/278,271,567.30 = 64,345,830.20/x
  3. Step 3: Cross multiply
    185,514,378.20x = 278,271,567.30 × 64,345,830.20
  4. Step 4: Simplify right side
    185,514,378.20x = 17,905,615,018,973,674
  5. Step 5: Solve for x
    x = 17,905,615,018,973,674/185,514,378.20
  6. Step 6: Final answer
    x = 96,518,745.30

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1.5x scale

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.