Home / 904,807,632.57-1,357,224,987.15-344,600,400.30

Finding the Fourth Proportional to 904,807,632.57, 1,357,224,987.15 and 344,600,400.30

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Solution

The fourth proportional to 904,807,632.57, 1,357,224,987.15 and 344,600,400.30 is: 516,905,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,807,632.57 : 1,357,224,987.15 = 344,600,400.30 : x
  2. Step 2: Convert to fraction form
    904,807,632.57/1,357,224,987.15 = 344,600,400.30/x
  3. Step 3: Cross multiply
    904,807,632.57x = 1,357,224,987.15 × 344,600,400.30
  4. Step 4: Simplify right side
    904,807,632.57x = 467,700,273,869,052,416
  5. Step 5: Solve for x
    x = 467,700,273,869,052,416/904,807,632.57
  6. Step 6: Final answer
    x = 516,905,756.58

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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.