Home / 970,152,927.43-1,454,697,950.13-477,783,469.75

Finding the Fourth Proportional to 970,152,927.43, 1,454,697,950.13 and 477,783,469.75

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Solution

The fourth proportional to 970,152,927.43, 1,454,697,950.13 and 477,783,469.75 is: 716,413,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,152,927.43 : 1,454,697,950.13 = 477,783,469.75 : x
  2. Step 2: Convert to fraction form
    970,152,927.43/1,454,697,950.13 = 477,783,469.75/x
  3. Step 3: Cross multiply
    970,152,927.43x = 1,454,697,950.13 × 477,783,469.75
  4. Step 4: Simplify right side
    970,152,927.43x = 695,030,634,051,323,904
  5. Step 5: Solve for x
    x = 695,030,634,051,323,904/970,152,927.43
  6. Step 6: Final answer
    x = 716,413,479.15

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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.