Home / 746,420,532.76-1,030,265,212.98-433,255,638.70

Finding the Fourth Proportional to 746,420,532.76, 1,030,265,212.98 and 433,255,638.70

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Solution

The fourth proportional to 746,420,532.76, 1,030,265,212.98 and 433,255,638.70 is: 598,011,701.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,420,532.76 : 1,030,265,212.98 = 433,255,638.70 : x
  2. Step 2: Convert to fraction form
    746,420,532.76/1,030,265,212.98 = 433,255,638.70/x
  3. Step 3: Cross multiply
    746,420,532.76x = 1,030,265,212.98 × 433,255,638.70
  4. Step 4: Simplify right side
    746,420,532.76x = 446,368,212,880,041,408
  5. Step 5: Solve for x
    x = 446,368,212,880,041,408/746,420,532.76
  6. Step 6: Final answer
    x = 598,011,701.57

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Double scale
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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.