Home / 949,432,216.87-1,310,199,117.94-526,044,333.76

Finding the Fourth Proportional to 949,432,216.87, 1,310,199,117.94 and 526,044,333.76

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Solution

The fourth proportional to 949,432,216.87, 1,310,199,117.94 and 526,044,333.76 is: 725,931,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,432,216.87 : 1,310,199,117.94 = 526,044,333.76 : x
  2. Step 2: Convert to fraction form
    949,432,216.87/1,310,199,117.94 = 526,044,333.76/x
  3. Step 3: Cross multiply
    949,432,216.87x = 1,310,199,117.94 × 526,044,333.76
  4. Step 4: Simplify right side
    949,432,216.87x = 689,222,822,089,687,040
  5. Step 5: Solve for x
    x = 689,222,822,089,687,040/949,432,216.87
  6. Step 6: Final answer
    x = 725,931,572.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.