Home / 255,600,662.80-383,400,994.20-153,312,048.40

Finding the Fourth Proportional to 255,600,662.80, 383,400,994.20 and 153,312,048.40

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Solution

The fourth proportional to 255,600,662.80, 383,400,994.20 and 153,312,048.40 is: 229,968,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,600,662.80 : 383,400,994.20 = 153,312,048.40 : x
  2. Step 2: Convert to fraction form
    255,600,662.80/383,400,994.20 = 153,312,048.40/x
  3. Step 3: Cross multiply
    255,600,662.80x = 383,400,994.20 × 153,312,048.40
  4. Step 4: Simplify right side
    255,600,662.80x = 58,779,991,779,398,520
  5. Step 5: Solve for x
    x = 58,779,991,779,398,520/255,600,662.80
  6. Step 6: Final answer
    x = 229,968,072.60

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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.