Home / 8,905,777,038.32-13,347,044,713.74-4,975,324,432.88

Finding the Fourth Proportional to 8,905,777,038.32, 13,347,044,713.74 and 4,975,324,432.88

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Solution

The fourth proportional to 8,905,777,038.32, 13,347,044,713.74 and 4,975,324,432.88 is: 7,456,494,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,777,038.32 : 13,347,044,713.74 = 4,975,324,432.88 : x
  2. Step 2: Convert to fraction form
    8,905,777,038.32/13,347,044,713.74 = 4,975,324,432.88/x
  3. Step 3: Cross multiply
    8,905,777,038.32x = 13,347,044,713.74 × 4,975,324,432.88
  4. Step 4: Simplify right side
    8,905,777,038.32x = 66,405,877,671,012,466,688
  5. Step 5: Solve for x
    x = 66,405,877,671,012,466,688/8,905,777,038.32
  6. Step 6: Final answer
    x = 7,456,494,518.70

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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.