Home / 2,912,672,085.60-4,369,574,998.80-842,461,384.80

Finding the Fourth Proportional to 2,912,672,085.60, 4,369,574,998.80 and 842,461,384.80

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Solution

The fourth proportional to 2,912,672,085.60, 4,369,574,998.80 and 842,461,384.80 is: 1,263,856,038.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,672,085.60 : 4,369,574,998.80 = 842,461,384.80 : x
  2. Step 2: Convert to fraction form
    2,912,672,085.60/4,369,574,998.80 = 842,461,384.80/x
  3. Step 3: Cross multiply
    2,912,672,085.60x = 4,369,574,998.80 × 842,461,384.80
  4. Step 4: Simplify right side
    2,912,672,085.60x = 3,681,198,204,476,506,112
  5. Step 5: Solve for x
    x = 3,681,198,204,476,506,112/2,912,672,085.60
  6. Step 6: Final answer
    x = 1,263,856,038.82

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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.