Home / 12,392,123,707.80-18,593,674,756.80-6,495,281,548.92

Finding the Fourth Proportional to 12,392,123,707.80, 18,593,674,756.80 and 6,495,281,548.92

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Solution

The fourth proportional to 12,392,123,707.80, 18,593,674,756.80 and 6,495,281,548.92 is: 9,745,799,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392,123,707.80 : 18,593,674,756.80 = 6,495,281,548.92 : x
  2. Step 2: Convert to fraction form
    12,392,123,707.80/18,593,674,756.80 = 6,495,281,548.92/x
  3. Step 3: Cross multiply
    12,392,123,707.80x = 18,593,674,756.80 × 6,495,281,548.92
  4. Step 4: Simplify right side
    12,392,123,707.80x = 120,771,152,574,462,607,360
  5. Step 5: Solve for x
    x = 120,771,152,574,462,607,360/12,392,123,707.80
  6. Step 6: Final answer
    x = 9,745,799,462.80

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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.