Home / 255,636,109.60-382,698,337.20-240,687,527.20

Finding the Fourth Proportional to 255,636,109.60, 382,698,337.20 and 240,687,527.20

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Solution

The fourth proportional to 255,636,109.60, 382,698,337.20 and 240,687,527.20 is: 360,319,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,636,109.60 : 382,698,337.20 = 240,687,527.20 : x
  2. Step 2: Convert to fraction form
    255,636,109.60/382,698,337.20 = 240,687,527.20/x
  3. Step 3: Cross multiply
    255,636,109.60x = 382,698,337.20 × 240,687,527.20
  4. Step 4: Simplify right side
    255,636,109.60x = 92,110,716,444,219,760
  5. Step 5: Solve for x
    x = 92,110,716,444,219,760/255,636,109.60
  6. Step 6: Final answer
    x = 360,319,661.37

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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.